Tailwind CSS v3 color

Tailwind emerald-100 #D1FAE5

Tailwind CSS v3's emerald-100 is #D1FAE5. It is a pale muted green in the green family. In OKLCH it sits at lightness 0.950, chroma 0.051 and hue 163.1°. The nearest CSS named color is honeydew (#F0FFF0), ΔE2000 8.0 away.

Relative luminance
0.8758
OKLCH L · C · h
0.950 · 0.051 · 163.1
Best text
Black 18.51:1
Hue family
Green
Inspect this color Check contrast

#D1FAE5 color codes

HEX
#D1FAE5
RGB
rgb(209, 250, 229)
HSL
hsl(149, 80%, 90%)
OKLCH
oklch(0.950 0.051 163.1)
OKLab
oklab(0.950 -0.049 0.015)
CIELAB (D65)
L* 94.98, a* -17.13, b* 5.70
XYZ (D65)
X 74.62, Y 87.58, Z 87.09
CMYK (naive)
cmyk(16%, 0%, 8%, 2%)

CIELAB and XYZ use the D65 white point; CSS lab() uses D50, so paste the OKLCH or HEX value into stylesheets. CMYK here is a plain formula with no press profile.

Legibility

Contrast: is #D1FAE5 accessible?

Black text on it reaches 18.51:1, passing AAA. White text fails at 1.13:1.

WCAG 2 gives the same ratio whichever color is the text; APCA does not, so its Lc changes sign and size with polarity.

Open the Contrast System

  • Black text on it

    18.51:1

    • AA passes
    • AA large passes
    • AAA passes
    • APCA Lc +97

  • White text on it

    1.13:1

    • AA fails
    • AA large fails
    • AAA fails
    • APCA Lc 0

    Text is here, unreadable at 1.13:1

  • As text on black

    18.51:1

    • AA passes
    • AA large passes
    • AAA passes
    • APCA Lc −98

  • As text on white

    1.13:1

    • AA fails
    • AA large fails
    • AAA fails
    • APCA Lc 0

    Text is here, unreadable at 1.13:1

Nearest versions that pass 4.5:1

  • For text on white

    #597E6C 4.53:1

    Darkening its OKLCH lightness from 0.95 to 0.56 reaches 4.53:1 on white, keeping the hue.

    Compare both in the Contrast System

  • For text on black

    #D1FAE5 18.51:1

    It already reaches 18.51:1 on black, so no change is needed.

Checking another pair? Use the Contrast Checker.

Studio

Adjust #D1FAE5 live

Move lightness, chroma and hue in OKLCH, or drag on the map. The map is every lightness and chroma at the current hue: sRGB inside the solid area, Display P3 out to the dashed line.

The studio needs JavaScript.

Scale

Shades and tints of #D1FAE5

Eleven OKLCH lightness steps at this hue, each with its contrast against white and black. #D1FAE5 sits at step 100.

  1. 50#DEFEED
    White
    1.07
    Black
    19.50
  2. 100This color#D1FAE5
    White
    1.13
    Black
    18.51
  3. 200#BEE1CF
    White
    1.41
    Black
    14.86
  4. 300#A3C8B5
    White
    1.82
    Black
    11.48
  5. 400#86AC99
    White
    2.50
    Black
    8.37
  6. 500#6A907D
    White
    3.56
    Black
    5.89
  7. 600#537866
    White
    4.94
    Black
    4.24
  8. 700#3E6150
    White
    6.92
    Black
    3.03
  9. 800#274839
    White
    10.13
    Black
    2.07
  10. 900#122F23
    White
    14.41
    Black
    1.45
  11. 950#031B11
    White
    17.96
    Black
    1.16

Under each step, white and black text on it; a bold figure passes 4.5:1.

Tailwind CSS v3 emerald scale

The real Tailwind palette, for comparison with the computed ramp above.

  1. 50#ECFDF5
    White
    1.05
    Black
    19.93
  2. 100This color#D1FAE5
    White
    1.13
    Black
    18.51
  3. 200#A7F3D0
    White
    1.28
    Black
    16.37
  4. 300#6EE7B7
    White
    1.52
    Black
    13.77
  5. 400#34D399
    White
    1.92
    Black
    10.92
  6. 500#10B981
    White
    2.53
    Black
    8.27
  7. 600#059669
    White
    3.76
    Black
    5.57
  8. 700#047857
    White
    5.48
    Black
    3.82
  9. 800#065F46
    White
    7.68
    Black
    2.73
  10. 900#064E3B
    White
    9.71
    Black
    2.16
  11. 950#022C22
    White
    15.15
    Black
    1.38

Gamut

How vivid #D1FAE5 can get

At its lightness and hue, sRGB reaches OKLCH chroma 0.074; #D1FAE5 uses 68% of it. Display P3, which many recent phones and laptops show, reaches 0.083 there: 12% more.

0.00.20.40.60.80.20.40.60.8 460480500520540560580600620
  • sRGB
  • Display P3
  • Rec. 2020
  • Dominant wavelength
OKLCH chroma
0.051
sRGB edge
0.074
Display P3 edge
0.083
Rec. 2020 edge
0.099
Dominant wavelength
514 nm
Excitation purity
5%
Chromaticity
x 0.2993, y 0.3513
  • This color#D1FAE5
  • Most vivid in sRGB#C2FFE1
  • Most vivid in Display P3oklch(0.950 0.083 163.1)

On a screen without Display P3 the last tile shows the sRGB edge instead.

Use the wider color where screens show it
.accent {
  color: #d1fae5;
}
@media (color-gamut: p3) {
  .accent { color: color(display-p3 0.7924 1 0.8822); }
}

Mixing

Mixing #D1FAE5

Each row is the same mix worked out in a different space, with the halfway color at its end. sRGB, which older CSS gradients use, can sag gray or dark in the middle; OKLab keeps the lightness steps even; OKLCH holds chroma and hue as it goes.

White #FFFFFF

  • sRGB50%#E8FDF2
  • OKLab50%#E8FDF2
  • OKLCH50%#E8FDF2

Black #000000

  • sRGB50%#697D73
  • OKLab50%#506158
  • OKLCH50%#506158

Its complement #FFE7F4

  • sRGB50%#E8F1ED
  • OKLab50%#E9F1ED
  • OKLCH50%#FFEBD3
In CSS
/* A gradient and a mix, worked out in OKLCH */
background: linear-gradient(in oklch, #d1fae5, white);
color: color-mix(in oklch, #d1fae5 50%, white);

In use

#D1FAE5 in an interface

A button, a link, a heading, a focused field, an icon and a chart line in this color, on a light page and a dark one. Each check is a WCAG 2 contrast minimum: 1.4.3 for text, 1.4.11 for the rest.

Light page

  • Button labelText, 4.5:118.51:1 Passes
  • Link and body-size textText, 4.5:11.13:1 Fails
  • Large headingLarge text, 3:11.13:1 Fails
  • Icons, borders and focus ringsNon-text, 3:11.13:1 Fails

For text on this page, the nearest shade that passes is #597E6C 4.53:1

Dark page

  • Button labelText, 4.5:118.51:1 Passes
  • Link and body-size textText, 4.5:116.51:1 Passes
  • Large headingLarge text, 3:116.51:1 Passes
  • Icons, borders and focus ringsNon-text, 3:116.51:1 Passes

Color vision

How #D1FAE5 looks with color blindness

Achromatopsia changes it most, ΔE2000 16.4; tritanopia changes it least, 5.8.

Simulated with Machado et al. (2009) at full severity, in linear light.

Simulate a whole page What each type sees

  • Protanopia

    No working red (long-wavelength) cones

    #F8F4E4 ΔE2000 15.0

    Distinct

    Reads as pale grayish amber

  • Deuteranopia

    No working green (medium-wavelength) cones

    #F1EEE6 ΔE2000 15.9

    Distinct

    Reads as off-white

  • Tritanopia

    No working blue (short-wavelength) cones

    #C9FAF4 ΔE2000 5.8

    Noticeable

    Reads as pale muted cyan

  • Achromatopsia

    No cone color vision; lightness only

    #F1F1F1 ΔE2000 16.4

    Distinct

    Reads as off-white

Pairing check

Checked against its complement, #FFE7F4. Their lightness contrast is only 1.02:1, so where hue collapses, add a label, icon or pattern.

VisionThe pairΔE2000Verdict
Normal vision#D1FAE5 · #FFE7F433.6Stays distinct
Protanopia#F8F4E4 · #E8EBF512.5Stays distinct
Deuteranopia#F1EEE6 · #EDEFF36.1Harder to tell apart
Tritanopia#C9FAF4 · #FFE7EB32.8Stays distinct
Achromatopsia#F1F1F1 · #EDEDED0.8Easily confused

Harmony

Color harmonies for #D1FAE5

Its complement is #FFE7F4, a pale grayish magenta.

Hue rotations in OKLCH, mapped into sRGB by trimming chroma so hue and lightness stay put.

Open the Harmony Studio
  • Base#D1FAE5
  • Complement#FFE7F4

Complementary

Open in Harmony Studio
  • −30°#E2F7D4
  • Base#D1FAE5
  • +30°#C8FAF8

Analogous

Open in Harmony Studio
  • Base#D1FAE5
  • +120°#ECEDFF
  • +240°#FFE9E1

Triadic

Open in Harmony Studio
  • Base#D1FAE5
  • +150°#F7E9FF
  • +210°#FFE8EA

Split-complementary

Open in Harmony Studio

Code

Design tokens

Ready-to-paste tokens in six formats. Rename them to fit your system.

CSS custom property

:root {
  --color-emerald-100: #d1fae5;
}

Tailwind config

// tailwind.config.js — already built in as emerald-100;
// pin the v3 value explicitly like this:
module.exports = {
  theme: {
    extend: {
      colors: {
        emerald: { 100: '#d1fae5' },
      },
    },
  },
};

Tailwind v4 theme

/* app.css — Tailwind CSS v4 */
@import "tailwindcss";

@theme {
  /* v4 has its own emerald-100; this pins the v3 value. */
  --color-emerald-100: oklch(0.950 0.051 163.1);
}

Design token (W3C DTCG)

{
  "color": {
    "emerald-100": {
      "$type": "color",
      "$value": {
        "colorSpace": "srgb",
        "components": [0.8196, 0.9804, 0.898],
        "hex": "#d1fae5"
      },
      "$description": "Tailwind CSS v3 emerald-100"
    }
  }
}

SwiftUI color

import SwiftUI

enum Palette {
    static let emerald100 = Color(.sRGB, red: 0.820, green: 0.980, blue: 0.898, opacity: 1)
}

Jetpack Compose color

import androidx.compose.ui.graphics.Color

object Palette {
    val Emerald100 = Color(0xFFD1FAE5)
}

Matches

The nearest match in each system

The closest CSS name, Tailwind shade, RAL Classic paint and Crayola crayon by ΔE2000; under 2 is hard to tell apart side by side. RAL and Crayola values approximate physical colors.

Neighbors

The eight nearest colors on this site by ΔE2000, closest first. Under 2 is hard to tell apart side by side.

Tools

Open #D1FAE5 in the tools

Each opens over this page. More colors live in the Color Library, and every color page is listed on the hub.