#A9E359#A9E359

#A9E359 is a very light, vivid yellow-green. Relative luminance 0.641; OKLCH L 84.9% C 0.178 H 128.9°. Best body text is #000000 at 13.82:1 contrast (WCAG AA passes).

Color values

HEX	#A9E359
RGB	rgb(169, 227, 89)
HSL	hsl(85, 71%, 62%)
HSV	hsv(85, 61%, 89%)
CMYK	cmyk(25.6%, 0%, 60.8%, 11%)
CIE-LAB	lab(84.01, -39.58, 59.87)
CIE-LCH	lch(84.01, 71.77, 123.47°)
OKLab	oklab(84.87% -0.1117 0.1384)
OKLCH	oklch(84.87% 0.178 128.9)
XYZ	xyz(45.6342, 64.0934, 19.4162)
Luminance	0.6409 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9E359 #9359E3

analogous

#E3D859 #A9E359 #64E359

triadic

#A9E359 #59A9E3 #E359A9

tetradic

#A9E359 #59E3D8 #9359E3 #E35964

square

#A9E359 #59E3D8 #9359E3 #E35964

split-complementary

#A9E359 #5964E3 #D859E3

monochromatic

#6CA61C #8EDA25 #A9E359 #C4EC8D #DFF5C2

Accessibility & contrast

On white

1.52

#A9E359 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.82

#A9E359 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9E359

13.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9E359	#FFFFFF	#000000	##000000
##A9E359	1.00	1.52	13.82	13.82
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.82	21.00	1.00	1.00
##000000	13.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDD449

Deuteranopia (green-blind)

#E5D063

Tritanopia (blue-blind)

#AEDAC6

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #a9e359;
/* rgb */ color: rgb(169, 227, 89);
/* oklch */ color: oklch(84.9% 0.178 128.9);

Tailwind

colors: {
  custom: {
    50: '#c6ec8d',
    500: '#a9e359',
    950: '#000000',
  },
}

SCSS

$custom: #a9e359;
$custom-light: #c6ec8d;
$custom-dark: #000000;

JSON

{
  "hex": "#a9e359",
  "rgb": {
    "r": 169,
    "g": 227,
    "b": 89
  },
  "hsl": {
    "h": 85.217,
    "s": 71.134,
    "l": 61.961
  },
  "oklch": {
    "l": 0.84868,
    "c": 0.17784,
    "h": 128.9
  },
  "luminance": 0.64094
}

Semantic roles & 50–950 ramp

primary

#A9E359

secondary

#6738A8

accent

#12D363

background

#FEFEFC

surface

#FAFDF4

border

#D3D5CE

text

#13160D

muted

#83847F

Preview Lab

Preview with #A9E359

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →