#81BE39#81BE39

#81BE39 is a light, vivid yellow-green. Relative luminance 0.418; OKLCH L 73.4% C 0.174 H 131.0°. Best body text is #000000 at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#81BE39
RGB	rgb(129, 190, 57)
HSL	hsl(88, 54%, 48%)
HSV	hsv(88, 70%, 75%)
CMYK	cmyk(32.1%, 0%, 70%, 25.5%)
CIE-LAB	lab(70.72, -40.31, 57.96)
CIE-LCH	lch(70.72, 70.60, 124.82°)
OKLab	oklab(73.4% -0.1139 0.1309)
OKLCH	oklch(73.4% 0.174 131)
XYZ	xyz(28.2050, 41.7885, 10.4500)
Luminance	0.4179 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BE39 #7639BE

analogous

#BEB839 #81BE39 #3EBE39

triadic

#81BE39 #3981BE #BE3981

tetradic

#81BE39 #39BEB8 #7639BE #BE393E

square

#81BE39 #39BEB8 #7639BE #BE393E

split-complementary

#81BE39 #393EBE #B839BE

monochromatic

#41601D #618F2B #81BE39 #9FD064 #BCDF93

Accessibility & contrast

On white

2.24

#81BE39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.36

#81BE39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BE39

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BE39	#FFFFFF	#000000	##000000
##81BE39	1.00	2.24	9.36	9.36
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.36	21.00	1.00	1.00
##000000	9.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6B024

Deuteranopia (green-blind)

#BEAB45

Tritanopia (blue-blind)

#83B6A4

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #81be39;
/* rgb */ color: rgb(129, 190, 57);
/* oklch */ color: oklch(73.4% 0.174 131.0);

Tailwind

colors: {
  custom: {
    50: '#aad277',
    500: '#81be39',
    950: '#000000',
  },
}

SCSS

$custom: #81be39;
$custom-light: #aad277;
$custom-dark: #000000;

JSON

{
  "hex": "#81be39",
  "rgb": {
    "r": 129,
    "g": 190,
    "b": 57
  },
  "hsl": {
    "h": 87.519,
    "s": 53.846,
    "l": 48.431
  },
  "oklch": {
    "l": 0.73401,
    "c": 0.17356,
    "h": 131
  },
  "luminance": 0.41789
}

Semantic roles & 50–950 ramp

primary

#81BE39

secondary

#A789CA

accent

#4BDD8E

background

#FAFCF7

surface

#F4F9EE

border

#CED2C9

text

#101409

muted

#7F827B

Preview Lab

Preview with #81BE39

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

Preview Lab → · Contrast checker → · Palette generator →