CSS named color

Yellow Green #9ACD32

The CSS keyword yellowgreen is #9ACD32. It is a light vivid green in the green family. In OKLCH it sits at lightness 0.785, chroma 0.184 and hue 126.6°.

Relative luminance: 0.5076
OKLCH L · C · h: 0.785 · 0.184 · 126.6
Best text: Black 11.15:1
Hue family: Green

Inspect this color Check contrast

#9ACD32 color codes

HEX: #9ACD32
RGB: rgb(154, 205, 50)
HSL: hsl(80, 61%, 50%)
OKLCH: oklch(0.785 0.184 126.6)
OKLab: oklab(0.785 -0.110 0.147)
CIELAB (D65): L* 76.53, a* -37.99, b* 66.59
XYZ (D65): X 35.73, Y 50.76, Z 10.93
CMYK (naive): cmyk(25%, 0%, 76%, 20%)

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 #9ACD32 accessible?

Black text on it reaches 11.15:1, passing AAA. White text fails at 1.88:1.

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

11.15:1
- AA passes
- AA large passes
- AAA passes
- APCA Lc +68
White text on it

1.88:1
- AA fails
- AA large fails
- AAA fails
- APCA Lc −39
As text on black

11.15:1
- AA passes
- AA large passes
- AAA passes
- APCA Lc −66
As text on white

1.88:1
- AA fails
- AA large fails
- AAA fails
- APCA Lc +35

Nearest versions that pass 4.5:1

For text on white

#5D8100 4.55:1

Darkening its OKLCH lightness from 0.78 to 0.55 reaches 4.55:1 on white, keeping the hue.

Compare both in the Contrast System
For text on black

#9ACD32 11.15:1

It already reaches 11.15:1 on black, so no change is needed.

Checking another pair? Use the Contrast Checker.

Studio

Adjust #9ACD32 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 #9ACD32

Eleven OKLCH lightness steps at this hue, each with its contrast against white and black. #9ACD32 sits at step 300.

50#E8FFCA

White
1.07
Black
19.58
100#D1FE8A

White
1.15
Black
18.25
200#BCEB6E

White
1.37
Black
15.24
300This color#9ACD32

White
1.88
Black
11.15
400#84B409

White
2.46
Black
8.51
500#6D9600

White
3.49
Black
6.01
600#597C00

White
4.87
Black
4.30
700#476300

White
6.87
Black
3.05
800#324800

White
10.18
Black
2.06
900#1F2F00

White
14.33
Black
1.46
950#101A00

White
17.95
Black
1.16

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

Gamut

How vivid #9ACD32 can get

At its lightness and hue, sRGB reaches OKLCH chroma 0.202; #9ACD32 uses 91% of it. Display P3, which many recent phones and laptops show, reaches 0.235 there: 17% more.

sRGB
Display P3
Rec. 2020
Dominant wavelength

OKLCH chroma: 0.184
sRGB edge: 0.202
Display P3 edge: 0.235
Rec. 2020 edge: 0.243
Dominant wavelength: 563 nm
Excitation purity: 69%
Chromaticity: x 0.3668, y 0.5210

This color#9ACD32
Most vivid in sRGB#97CE00
Most vivid in Display P3oklch(0.785 0.235 126.6)

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

Use the wider color where screens show it

.accent {
  color: #9acd32;
}
@media (color-gamut: p3) {
  .accent { color: color(display-p3 0.6235 0.8133 0); }
}

Mixing

Mixing #9ACD32

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%#CDE699
OKLab50%#CCE7A5
OKLCH50%#CCE7A5

Black #000000

sRGB50%#4D6719
OKLab50%#394E0D
OKLCH50%#394E0D

Its complement #D0A0FF

sRGB50%#B5B799
OKLab50%#B5BCAD
OKLCH50%#FF9A7E

In CSS

/* A gradient and a mix, worked out in OKLCH */
background: linear-gradient(in oklch, #9acd32, white);
color: color-mix(in oklch, #9acd32 50%, white);

In use

#9ACD32 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, 4.5:111.15:1 Passes
Link and body-size textText, 4.5:11.88:1 Fails
Large headingLarge text, 3:11.88:1 Fails
Icons, borders and focus ringsNon-text, 3:11.88:1 Fails

For text on this page, the nearest shade that passes is #5D8100 4.55:1

Dark page

Button labelText, 4.5:111.15:1 Passes
Link and body-size textText, 4.5:19.94:1 Passes
Large headingLarge text, 3:19.94:1 Passes
Icons, borders and focus ringsNon-text, 3:19.94:1 Passes

Color vision

How #9ACD32 looks with color blindness

Achromatopsia changes it most, ΔE2000 28.2; deuteranopia changes it least, 15.7.

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

#D8BF0A ΔE2000 17.0

Distinct

Reads as light soft amber
Deuteranopia

No working green (medium-wavelength) cones

#D1BC41 ΔE2000 15.7

Distinct

Reads as light soft amber
Tritanopia

No working blue (short-wavelength) cones

#A0C3B0 ΔE2000 23.1

Distinct

Reads as light grayish green
Achromatopsia

No cone color vision; lightness only

#BDBDBD ΔE2000 28.2

Distinct

Reads as light gray

Pairing check

Checked against its complement, #D0A0FF. Their lightness contrast is only 1.09:1, so where hue collapses, add a label, icon or pattern.

Vision	The pair	ΔE2000	Verdict
Normal vision	#9ACD32 · #D0A0FF	74.0	Stays distinct
Protanopia	#D8BF0A · #8CB2FF	56.2	Stays distinct
Deuteranopia	#D1BC41 · #96B5FC	52.5	Stays distinct
Tritanopia	#A0C3B0 · #C9AEC4	30.3	Stays distinct
Achromatopsia	#BDBDBD · #B4B4B4	2.4	Easily confused

Harmony

Color harmonies for #9ACD32

Its complement is #D0A0FF, a light soft violet.

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

Open the Harmony Studio

Base#9ACD32
Complement#D0A0FF

Complementary

Open in Harmony Studio

−30°#D7B800
Base#9ACD32
+30°#1ADB87

Analogous

Open in Harmony Studio

Base#9ACD32
+120°#78C0FF
+240°#FF94AB

Triadic

Open in Harmony Studio

Base#9ACD32
+150°#A6B3FF
+210°#FF87E3

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-yellowgreen: #9acd32;
}

Tailwind config

// tailwind.config.js
module.exports = {
  theme: {
    extend: {
      colors: {
        yellowgreen: '#9acd32',
      },
    },
  },
};

Tailwind v4 theme

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

@theme {
  --color-yellowgreen: oklch(0.785 0.184 126.6);
}

Design token (W3C DTCG)

{
  "color": {
    "yellowgreen": {
      "$type": "color",
      "$value": {
        "colorSpace": "srgb",
        "components": [0.6039, 0.8039, 0.1961],
        "hex": "#9acd32"
      },
      "$description": "CSS named color yellowgreen"
    }
  }
}

SwiftUI color

import SwiftUI

enum Palette {
    static let yellowgreen = Color(.sRGB, red: 0.604, green: 0.804, blue: 0.196, opacity: 1)
}

Jetpack Compose color

import androidx.compose.ui.graphics.Color

object Palette {
    val Yellowgreen = Color(0xFF9ACD32)
}

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 #9ACD32 in the tools

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

Yellow Green #9ACD32

#9ACD32 color codes

Contrast: is #9ACD32 accessible?

Black text on it

White text on it

As text on black

As text on white

Nearest versions that pass 4.5:1

Adjust #9ACD32 live

Shades and tints of #9ACD32

How vivid #9ACD32 can get

Mixing #9ACD32

#9ACD32 in an interface

How #9ACD32 looks with color blindness

Protanopia

Deuteranopia

Tritanopia

Achromatopsia

Pairing check

Color harmonies for #9ACD32

Complementary

Analogous

Triadic

Split-complementary

Design tokens

CSS custom property

Tailwind config

Tailwind v4 theme

Design token (W3C DTCG)

SwiftUI color

Jetpack Compose color

The nearest match in each system

Similar colors

Open #9ACD32 in the tools