#A9E151#A9E151

#A9E151 is a very light, vivid yellow-green. Relative luminance 0.629; OKLCH L 84.3% C 0.181 H 128.0°. Best body text is #000000 at 13.58:1 contrast (WCAG AA passes).

Color values

HEX	#A9E151
RGB	rgb(169, 225, 81)
HSL	hsl(83, 71%, 60%)
HSV	hsv(83, 64%, 88%)
CMYK	cmyk(24.9%, 0%, 64%, 11.8%)
CIE-LAB	lab(83.38, -39.32, 62.48)
CIE-LCH	lch(83.38, 73.82, 122.18°)
OKLab	oklab(84.33% -0.1116 0.143)
OKLCH	oklch(84.33% 0.181 128)
XYZ	xyz(44.7725, 62.8786, 17.5609)
Luminance	0.6288 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 6.14

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9E151 #8951E1

analogous

#E1D151 #A9E151 #61E151

triadic

#A9E151 #51A9E1 #E151A9

tetradic

#A9E151 #51E1D1 #8951E1 #E15161

square

#A9E151 #51E1D1 #8951E1 #E15161

split-complementary

#A9E151 #5161E1 #D151E1

monochromatic

#6A9D1B #8ED124 #A9E151 #C3EA85 #DDF3B9

Accessibility & contrast

On white

1.55

#A9E151 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.58

#A9E151 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9E151

13.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9E151	#FFFFFF	#000000	##000000
##A9E151	1.00	1.55	13.58	13.58
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.58	21.00	1.00	1.00
##000000	13.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD23E

Deuteranopia (green-blind)

#E4CF5C

Tritanopia (blue-blind)

#AED7C3

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #a9e151;
/* rgb */ color: rgb(169, 225, 81);
/* oklch */ color: oklch(84.3% 0.181 128.0);

Tailwind

colors: {
  custom: {
    50: '#c6ea88',
    500: '#a9e151',
    950: '#000000',
  },
}

SCSS

$custom: #a9e151;
$custom-light: #c6ea88;
$custom-dark: #000000;

JSON

{
  "hex": "#a9e151",
  "rgb": {
    "r": 169,
    "g": 225,
    "b": 81
  },
  "hsl": {
    "h": 83.333,
    "s": 70.588,
    "l": 60
  },
  "oklch": {
    "l": 0.84332,
    "c": 0.18139,
    "h": 128
  },
  "luminance": 0.6288
}

Semantic roles & 50–950 ramp

primary

#A9E151

secondary

#5F36A0

accent

#3AED80

background

#FEFEFC

surface

#FAFDF4

border

#D3D5CE

text

#13160C

muted

#83847F

Preview Lab

Preview with #A9E151

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

Preview Lab → · Contrast checker → · Palette generator →