Tailwind CSS v3 color

Tailwind green-500 #22C55E

Tailwind CSS v3's green-500 is #22C55E. It is a light vivid green in the green family. In OKLCH it sits at lightness 0.723, chroma 0.192 and hue 149.6°. The nearest CSS named color is limegreen (#32CD32), ΔE2000 6.4 away.

Relative luminance
0.4108
OKLCH L · C · h
0.723 · 0.192 · 149.6
Best text
Black 9.21:1
Hue family
Green
Inspect this color Check contrast

#22C55E color codes

HEX
#22C55E
RGB
rgb(34, 197, 94)
HSL
hsl(142, 71%, 45%)
OKLCH
oklch(0.723 0.192 149.6)
OKLab
oklab(0.723 -0.166 0.097)
CIELAB (D65)
L* 70.23, a* -61.72, b* 40.30
XYZ (D65)
X 22.64, Y 41.08, Z 17.32
CMYK (naive)
cmyk(83%, 0%, 52%, 23%)

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 #22C55E accessible?

Black text on it reaches 9.21:1, passing AAA. White text fails at 2.27:1.

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

    9.21:1

    • AA passes
    • AA large passes
    • AAA passes
    • APCA Lc +59

  • White text on it

    2.27:1

    • AA fails
    • AA large fails
    • AAA fails
    • APCA Lc −49

  • As text on black

    9.21:1

    • AA passes
    • AA large passes
    • AAA passes
    • APCA Lc −57

  • As text on white

    2.27:1

    • AA fails
    • AA large fails
    • AAA fails
    • APCA Lc +44

Nearest versions that pass 4.5:1

  • For text on white

    #00883B 4.58:1

    Darkening its OKLCH lightness from 0.72 to 0.55 reaches 4.58:1 on white, keeping the hue.

    Compare both in the Contrast System

  • For text on black

    #22C55E 9.21:1

    It already reaches 9.21:1 on black, so no change is needed.

Checking another pair? Use the Contrast Checker.

Studio

Adjust #22C55E 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 #22C55E

Eleven OKLCH lightness steps at this hue, each with its contrast against white and black. #22C55E sits at step 400.

  1. 50#DFFFE4
    White
    1.07
    Black
    19.56
  2. 100#BAFFC7
    White
    1.15
    Black
    18.21
  3. 200#7CF699
    White
    1.35
    Black
    15.49
  4. 300#56DD7B
    White
    1.74
    Black
    12.02
  5. 400This color#22C55E
    White
    2.27
    Black
    9.21
  6. 500#00A148
    White
    3.39
    Black
    6.19
  7. 600#00853A
    White
    4.75
    Black
    4.41
  8. 700#006B2D
    White
    6.68
    Black
    3.14
  9. 800#004E1F
    White
    9.95
    Black
    2.10
  10. 900#003312
    White
    14.16
    Black
    1.48
  11. 950#001D07
    White
    17.81
    Black
    1.17

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

Tailwind CSS v3 green scale

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

  1. 50#F0FDF4
    White
    1.04
    Black
    20.06
  2. 100#DCFCE7
    White
    1.09
    Black
    19.12
  3. 200#BBF7D0
    White
    1.21
    Black
    17.32
  4. 300#86EFAC
    White
    1.40
    Black
    14.95
  5. 400#4ADE80
    White
    1.74
    Black
    12.05
  6. 500This color#22C55E
    White
    2.27
    Black
    9.21
  7. 600#16A34A
    White
    3.29
    Black
    6.37
  8. 700#15803D
    White
    5.01
    Black
    4.18
  9. 800#166534
    White
    7.13
    Black
    2.94
  10. 900#14532D
    White
    9.11
    Black
    2.30
  11. 950#052E16
    White
    14.90
    Black
    1.40

Gamut

How vivid #22C55E can get

At its lightness and hue, sRGB reaches OKLCH chroma 0.201; #22C55E uses 95% of it. Display P3, which many recent phones and laptops show, reaches 0.281 there: 40% more.

0.00.20.40.60.80.20.40.60.8 460480500520540560580600620
  • sRGB
  • Display P3
  • Rec. 2020
  • Dominant wavelength
OKLCH chroma
0.192
sRGB edge
0.201
Display P3 edge
0.281
Rec. 2020 edge
0.368
Dominant wavelength
541 nm
Excitation purity
42%
Chromaticity
x 0.2794, y 0.5069
  • This color#22C55E
  • Most vivid in sRGB#00C65A
  • Most vivid in Display P3oklch(0.723 0.281 149.6)

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

Use the wider color where screens show it
.accent {
  color: #22c55e;
}
@media (color-gamut: p3) {
  .accent { color: color(display-p3 0 0.8024 0.267); }
}

Mixing

Mixing #22C55E

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%#91E2AF
  • OKLab50%#A4E4B0
  • OKLCH50%#A4E4B0

Black #000000

  • sRGB50%#11632F
  • OKLab50%#074B1F
  • OKLCH50%#074B1F

Its complement #E572DE

  • sRGB50%#849C9E
  • OKLab50%#A5A5A5
  • OKLCH50%#F18600
In CSS
/* A gradient and a mix, worked out in OKLCH */
background: linear-gradient(in oklch, #22c55e, white);
color: color-mix(in oklch, #22c55e 50%, white);

In use

#22C55E 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, 4.5:19.21:1 Passes
  • Link and body-size textText, 4.5:12.27:1 Fails
  • Large headingLarge text, 3:12.27:1 Fails
  • Icons, borders and focus ringsNon-text, 3:12.27:1 Fails

For text on this page, the nearest shade that passes is #00883B 4.58:1

Dark page

  • Button labelText, 4.5:19.21:1 Passes
  • Link and body-size textText, 4.5:18.22:1 Passes
  • Large headingLarge text, 3:18.22:1 Passes
  • Icons, borders and focus ringsNon-text, 3:18.22:1 Passes

Color vision

How #22C55E looks with color blindness

Achromatopsia changes it most, ΔE2000 27.8; tritanopia changes it least, 18.5.

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

    #C6B355 ΔE2000 26.6

    Distinct

    Reads as light soft amber

  • Deuteranopia

    No working green (medium-wavelength) cones

    #B5A766 ΔE2000 25.2

    Distinct

    Reads as light muted amber

  • Tritanopia

    No working blue (short-wavelength) cones

    #00C1AD ΔE2000 18.5

    Distinct

    Reads as light soft cyan

  • Achromatopsia

    No cone color vision; lightness only

    #ACACAC ΔE2000 27.8

    Distinct

    Reads as light gray

Pairing check

Checked against its complement, #E572DE. Their lightness contrast is only 1.18:1, so where hue collapses, add a label, icon or pattern.

VisionThe pairΔE2000Verdict
Normal vision#22C55E · #E572DE85.6Stays distinct
Protanopia#C6B355 · #6B94E252.2Stays distinct
Deuteranopia#B5A766 · #8DA3DB42.3Stays distinct
Tritanopia#00C1AD · #EC7C9E64.1Stays distinct
Achromatopsia#ACACAC · #9E9E9E4.2Easily confused

Harmony

Color harmonies for #22C55E

Its complement is #E572DE, a light vivid magenta.

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

Open the Harmony Studio
  • Base#22C55E
  • Complement#E572DE

Complementary

Open in Harmony Studio
  • −30°#99B300
  • Base#22C55E
  • +30°#00C0A8

Analogous

Open in Harmony Studio
  • Base#22C55E
  • +120°#829FFF
  • +240°#FF7562

Triadic

Open in Harmony Studio
  • Base#22C55E
  • +150°#B68AFF
  • +210°#FF69A1

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-green-500: #22c55e;
}

Tailwind config

// tailwind.config.js — already built in as green-500;
// pin the v3 value explicitly like this:
module.exports = {
  theme: {
    extend: {
      colors: {
        green: { 500: '#22c55e' },
      },
    },
  },
};

Tailwind v4 theme

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

@theme {
  /* v4 has its own green-500; this pins the v3 value. */
  --color-green-500: oklch(0.723 0.192 149.6);
}

Design token (W3C DTCG)

{
  "color": {
    "green-500": {
      "$type": "color",
      "$value": {
        "colorSpace": "srgb",
        "components": [0.1333, 0.7725, 0.3686],
        "hex": "#22c55e"
      },
      "$description": "Tailwind CSS v3 green-500"
    }
  }
}

SwiftUI color

import SwiftUI

enum Palette {
    static let green500 = Color(.sRGB, red: 0.133, green: 0.773, blue: 0.369, opacity: 1)
}

Jetpack Compose color

import androidx.compose.ui.graphics.Color

object Palette {
    val Green500 = Color(0xFF22C55E)
}

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 #22C55E in the tools

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