#81AB37#81AB37

#81AB37 is a light, vivid yellow-green. Relative luminance 0.341; OKLCH L 68.8% C 0.151 H 127.2°. Best body text is #000000 at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#81AB37
RGB	rgb(129, 171, 55)
HSL	hsl(82, 51%, 44%)
HSV	hsv(82, 68%, 67%)
CMYK	cmyk(24.6%, 0%, 67.8%, 32.9%)
CIE-LAB	lab(65.02, -31.84, 52.86)
CIE-LCH	lch(65.02, 61.71, 121.07°)
OKLab	oklab(68.76% -0.0909 0.1199)
OKLCH	oklch(68.76% 0.151 127.2)
XYZ	xyz(24.3058, 34.0683, 8.9090)
Luminance	0.3407 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81AB37 #6137AB

analogous

#AB9B37 #81AB37 #47AB37

triadic

#81AB37 #3781AB #AB3781

tetradic

#81AB37 #37AB9B #6137AB #AB3747

square

#81AB37 #37AB9B #6137AB #AB3747

split-complementary

#81AB37 #3747AB #9B37AB

monochromatic

#3B4E19 #5E7D28 #81AB37 #9FC956 #BAD885

Accessibility & contrast

On white

2.69

#81AB37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.81

#81AB37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81AB37

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81AB37	#FFFFFF	#000000	##000000
##81AB37	1.00	2.69	7.81	7.81
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.81	21.00	1.00	1.00
##000000	7.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A026

Deuteranopia (green-blind)

#AE9D40

Tritanopia (blue-blind)

#86A394

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #81ab37;
/* rgb */ color: rgb(129, 171, 55);
/* oklch */ color: oklch(68.8% 0.151 127.2);

Tailwind

colors: {
  custom: {
    50: '#a9c474',
    500: '#81ab37',
    950: '#000000',
  },
}

SCSS

$custom: #81ab37;
$custom-light: #a9c474;
$custom-dark: #000000;

JSON

{
  "hex": "#81ab37",
  "rgb": {
    "r": 129,
    "g": 171,
    "b": 55
  },
  "hsl": {
    "h": 81.724,
    "s": 51.327,
    "l": 44.314
  },
  "oklch": {
    "l": 0.68758,
    "c": 0.15052,
    "h": 127.2
  },
  "luminance": 0.34069
}

Semantic roles & 50–950 ramp

primary

#81AB37

secondary

#957CC1

accent

#4DDB80

background

#FAFCF7

surface

#F4F8ED

border

#CED1C8

text

#101209

muted

#7F817B

Preview Lab

Preview with #81AB37

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

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