#A9F55E#A9F55E

#A9F55E is a very light, vivid yellow-green. Relative luminance 0.745; OKLCH L 89.1% C 0.197 H 131.9°. Best body text is #000000 at 15.91:1 contrast (WCAG AA passes).

Color values

HEX	#A9F55E
RGB	rgb(169, 245, 94)
HSL	hsl(90, 88%, 66%)
HSV	hsv(90, 62%, 96%)
CMYK	cmyk(31%, 0%, 61.6%, 3.9%)
CIE-LAB	lab(89.18, -46.97, 63.48)
CIE-LCH	lch(89.18, 78.97, 126.50°)
OKLab	oklab(89.08% -0.1316 0.1466)
OKLCH	oklch(89.08% 0.197 131.9)
XYZ	xyz(51.0343, 74.5462, 22.2875)
Luminance	0.7455 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9F55E #AA5EF5

analogous

#F4F55E #A9F55E #5EF55F

triadic

#A9F55E #5EA9F5 #F55EA9

tetradic

#A9F55E #5EF4F5 #AA5EF5 #F55F5E

square

#A9F55E #5EF4F5 #AA5EF5 #F55F5E

split-complementary

#A9F55E #5F5EF5 #F55EF4

monochromatic

#6CCC0D #8AF124 #A9F55E #C8F998 #E7FCD1

Accessibility & contrast

On white

1.32

#A9F55E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.91

#A9F55E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9F55E

15.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9F55E	#FFFFFF	#000000	##000000
##A9F55E	1.00	1.32	15.91	15.91
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.91	21.00	1.00	1.00
##000000	15.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE44C

Deuteranopia (green-blind)

#F4DE6A

Tritanopia (blue-blind)

#ABECD5

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #a9f55e;
/* rgb */ color: rgb(169, 245, 94);
/* oklch */ color: oklch(89.1% 0.197 131.9);

Tailwind

colors: {
  custom: {
    50: '#c7f991',
    500: '#a9f55e',
    950: '#000000',
  },
}

SCSS

$custom: #a9f55e;
$custom-light: #c7f991;
$custom-dark: #000000;

JSON

{
  "hex": "#a9f55e",
  "rgb": {
    "r": 169,
    "g": 245,
    "b": 94
  },
  "hsl": {
    "h": 90.199,
    "s": 88.304,
    "l": 66.471
  },
  "oklch": {
    "l": 0.89077,
    "c": 0.19702,
    "h": 131.9
  },
  "luminance": 0.74548
}

Semantic roles & 50–950 ramp

primary

#A9F55E

secondary

#7C2FC8

accent

#01E574

background

#FEFFFC

surface

#FAFFF4

border

#D3D7CE

text

#13170D

muted

#83857F

Preview Lab

Preview with #A9F55E

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

Preview Lab → · Contrast checker → · Palette generator →