Tailwind CSS v3 color

Tailwind yellow-500 #EAB308

Tailwind CSS v3's yellow-500 is #EAB308. It is a light soft amber in the yellow family. In OKLCH it sits at lightness 0.795, chroma 0.162 and hue 86.0°. The nearest CSS named color is goldenrod (#DAA520), ΔE2000 4.4 away.

Relative luminance
0.4975
OKLCH L · C · h
0.795 · 0.162 · 86.0
Best text
Black 10.95:1
Hue family
Yellow

#EAB308 color codes

HEX
#EAB308
RGB
rgb(234, 179, 8)
HSL
hsl(45, 93%, 47%)
OKLCH
oklch(0.795 0.162 86.0)
OKLab
oklab(0.795 0.011 0.161)
CIELAB (D65)
L* 75.92, a* 7.70, b* 77.62
XYZ (D65)
X 50.10, Y 49.75, Z 7.19
CMYK (naive)
cmyk(0%, 24%, 97%, 8%)

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 #EAB308 accessible?

Black text on it reaches 10.95:1, passing AAA. White text fails at 1.91:1.

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

    10.95:1

    • AA passes
    • AA large passes
    • AAA passes
    • APCA Lc +67
  • White text on it

    1.91:1

    • AA fails
    • AA large fails
    • AAA fails
    • APCA Lc −40
  • As text on black

    10.95:1

    • AA passes
    • AA large passes
    • AAA passes
    • APCA Lc −66
  • As text on white

    1.91:1

    • AA fails
    • AA large fails
    • AAA fails
    • APCA Lc +36

Nearest versions that pass 4.5:1

  • For text on white

    #967100 4.50:1

    Darkening its OKLCH lightness from 0.80 to 0.57 reaches 4.50:1 on white, keeping the hue.

  • For text on black

    #EAB308 10.95:1

    It already reaches 10.95:1 on black, so no change is needed.

Checking another pair? Use the Contrast Checker.

Studio

Adjust #EAB308 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 #EAB308

Eleven OKLCH lightness steps at this hue, each with its contrast against white and black. #EAB308 sits at step 300.

  1. 50#FFF4DD
    White
    1.09
    Black
    19.23
  2. 100#FFE9B9
    White
    1.19
    Black
    17.60
  3. 200#FFD166
    White
    1.44
    Black
    14.56
  4. 300This color#EAB308
    White
    1.91
    Black
    10.95
  5. 400#CA9900
    White
    2.60
    Black
    8.06
  6. 500#A87F00
    White
    3.68
    Black
    5.70
  7. 600#8B6900
    White
    5.09
    Black
    4.11
  8. 700#6F5300
    White
    7.20
    Black
    2.91
  9. 800#513C00
    White
    10.51
    Black
    1.99
  10. 900#352600
    White
    14.69
    Black
    1.42
  11. 950#1E1400
    White
    18.17
    Black
    1.15

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

Tailwind CSS v3 yellow scale

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

  1. 50#FEFCE8
    White
    1.03
    Black
    20.30
  2. 100#FEF9C3
    White
    1.07
    Black
    19.55
  3. 200#FEF08A
    White
    1.16
    Black
    18.04
  4. 300#FDE047
    White
    1.31
    Black
    15.92
  5. 400#FACC15
    White
    1.53
    Black
    13.71
  6. 500This color#EAB308
    White
    1.91
    Black
    10.95
  7. 600#CA8A04
    White
    2.93
    Black
    7.14
  8. 700#A16207
    White
    4.92
    Black
    4.26
  9. 800#854D0E
    White
    6.85
    Black
    3.06
  10. 900#713F12
    White
    8.67
    Black
    2.42
  11. 950#422006
    White
    14.57
    Black
    1.44

Gamut

How vivid #EAB308 can get

At its lightness and hue, sRGB reaches OKLCH chroma 0.163; #EAB308 uses 99% of it. Display P3, which many recent phones and laptops show, reaches 0.188 there: 15% more.

0.00.20.40.60.80.20.40.60.8 460480500520540560580600620
  • sRGB
  • Display P3
  • Rec. 2020
  • Dominant wavelength
OKLCH chroma
0.162
sRGB edge
0.163
Display P3 edge
0.188
Rec. 2020 edge
0.192
Dominant wavelength
579 nm
Excitation purity
81%
Chromaticity
x 0.4680, y 0.4648
  • This color#EAB308
  • Most vivid in sRGB#EAB300
  • Most vivid in Display P3oklch(0.795 0.188 86.0)

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

Use the wider color where screens show it
.accent {
  color: #eab308;
}
@media (color-gamut: p3) {
  .accent { color: color(display-p3 0.9073 0.7021 0); }
}

Mixing

Mixing #EAB308

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%#F5D984
  • OKLab50%#F5DAA0
  • OKLCH50%#F5DAA0

Black #000000

  • sRGB50%#755A04
  • OKLab50%#5A4301
  • OKLCH50%#5A4301

Its complement #9DBBFF

  • sRGB50%#C4B784
  • OKLab50%#C5BBA7
  • OKLCH50%#41D8B9
In CSS
/* A gradient and a mix, worked out in OKLCH */
background: linear-gradient(in oklch, #eab308, white);
color: color-mix(in oklch, #eab308 50%, white);

In use

#EAB308 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, 4.5:110.95:1 Passes
  • Link and body-size textText, 4.5:11.91:1 Fails
  • Large headingLarge text, 3:11.91:1 Fails
  • Icons, borders and focus ringsNon-text, 3:11.91:1 Fails

For text on this page, the nearest shade that passes is #967100 4.50:1

Dark page

  • Button labelText, 4.5:110.95:1 Passes
  • Link and body-size textText, 4.5:19.76:1 Passes
  • Large headingLarge text, 3:19.76:1 Passes
  • Icons, borders and focus ringsNon-text, 3:19.76:1 Passes

Color vision

How #EAB308 looks with color blindness

Tritanopia changes it most, ΔE2000 34.7; protanopia changes it least, 8.3.

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

    #CBB300 ΔE2000 8.3

    Noticeable

    Reads as light soft amber

  • Deuteranopia

    No working green (medium-wavelength) cones

    #D8C11D ΔE2000 8.8

    Noticeable

    Reads as light soft yellow

  • Tritanopia

    No working blue (short-wavelength) cones

    #FFA199 ΔE2000 34.7

    Distinct

    Reads as light soft red

  • Achromatopsia

    No cone color vision; lightness only

    #BBBBBB ΔE2000 28.3

    Distinct

    Reads as light gray

Pairing check

Checked against its complement, #9DBBFF. Their lightness contrast is only 1.00:1, so where hue collapses, add a label, icon or pattern.

VisionThe pairΔE2000Verdict
Normal vision#EAB308 · #9DBBFF51.8Stays distinct
Protanopia#CBB300 · #A4C0FF52.6Stays distinct
Deuteranopia#D8C11D · #9AB7FD54.7Stays distinct
Tritanopia#FFA199 · #7DC9D350.4Stays distinct
Achromatopsia#BBBBBB · #BBBBBB0.0Easily confused

Harmony

Color harmonies for #EAB308

Its complement is #9DBBFF, a light soft blue, on the cool side of the wheel.

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

Open the Harmony Studio
  • Base#EAB308
  • Complement#9DBBFF

Complementary

Open in Harmony Studio
  • −30°#FFA35E
  • Base#EAB308
  • +30°#B7C83A
  • Base#EAB308
  • +120°#00D4E7
  • +240°#F195F3
  • Base#EAB308
  • +150°#67C8FF
  • +210°#C3ACFF

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-yellow-500: #eab308;
}

Tailwind config

// tailwind.config.js — already built in as yellow-500;
// pin the v3 value explicitly like this:
module.exports = {
  theme: {
    extend: {
      colors: {
        yellow: { 500: '#eab308' },
      },
    },
  },
};

Tailwind v4 theme

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

@theme {
  /* v4 has its own yellow-500; this pins the v3 value. */
  --color-yellow-500: oklch(0.795 0.162 86.0);
}

Design token (W3C DTCG)

{
  "color": {
    "yellow-500": {
      "$type": "color",
      "$value": {
        "colorSpace": "srgb",
        "components": [0.9176, 0.702, 0.0314],
        "hex": "#eab308"
      },
      "$description": "Tailwind CSS v3 yellow-500"
    }
  }
}

SwiftUI color

import SwiftUI

enum Palette {
    static let yellow500 = Color(.sRGB, red: 0.918, green: 0.702, blue: 0.031, opacity: 1)
}

Jetpack Compose color

import androidx.compose.ui.graphics.Color

object Palette {
    val Yellow500 = Color(0xFFEAB308)
}

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.

Tools

Open #EAB308 in the tools

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