#81C438#81C438

#81C438 is a light, vivid yellow-green. Relative luminance 0.444; OKLCH L 74.9% C 0.182 H 131.9°. Best body text is #000000 at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#81C438
RGB	rgb(129, 196, 56)
HSL	hsl(89, 56%, 49%)
HSV	hsv(89, 71%, 77%)
CMYK	cmyk(34.2%, 0%, 71.4%, 23.1%)
CIE-LAB	lab(72.52, -42.98, 60.14)
CIE-LCH	lch(72.52, 73.92, 125.55°)
OKLab	oklab(74.86% -0.1213 0.1354)
OKLCH	oklch(74.86% 0.182 131.9)
XYZ	xyz(29.5067, 44.4314, 10.7621)
Luminance	0.4443 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81C438 #7B38C4

analogous

#C4C138 #81C438 #3BC438

triadic

#81C438 #3881C4 #C43881

tetradic

#81C438 #38C4C1 #7B38C4 #C4383B

square

#81C438 #38C4C1 #7B38C4 #C4383B

split-complementary

#81C438 #383BC4 #C138C4

monochromatic

#42651D #62942A #81C438 #9FD366 #BDE196

Accessibility & contrast

On white

2.12

#81C438 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.89

#81C438 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81C438

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81C438	#FFFFFF	#000000	##000000
##81C438	1.00	2.12	9.89	9.89
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.89	21.00	1.00	1.00
##000000	9.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCB520

Deuteranopia (green-blind)

#C3B045

Tritanopia (blue-blind)

#83BCA9

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #81c438;
/* rgb */ color: rgb(129, 196, 56);
/* oklch */ color: oklch(74.9% 0.182 131.9);

Tailwind

colors: {
  custom: {
    50: '#aad677',
    500: '#81c438',
    950: '#000000',
  },
}

SCSS

$custom: #81c438;
$custom-light: #aad677;
$custom-dark: #000000;

JSON

{
  "hex": "#81c438",
  "rgb": {
    "r": 129,
    "g": 196,
    "b": 56
  },
  "hsl": {
    "h": 88.714,
    "s": 55.556,
    "l": 49.412
  },
  "oklch": {
    "l": 0.74858,
    "c": 0.18174,
    "h": 131.9
  },
  "luminance": 0.44433
}

Semantic roles & 50–950 ramp

primary

#81C438

secondary

#AB8CCC

accent

#49DF91

background

#FAFDF7

surface

#F5FAEE

border

#CFD3C9

text

#101409

muted

#7F837B

Preview Lab

Preview with #81C438

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

Preview Lab → · Contrast checker → · Palette generator →