#81E34B#81E34B

#81E34B is a very light, highly saturated yellow-green. Relative luminance 0.601; OKLCH L 82.6% C 0.208 H 136.5°. Best body text is #000000 at 13.02:1 contrast (WCAG AA passes).

Color values

HEX	#81E34B
RGB	rgb(129, 227, 75)
HSL	hsl(99, 73%, 59%)
HSV	hsv(99, 67%, 89%)
CMYK	cmyk(43.2%, 0%, 67%, 11%)
CIE-LAB	lab(81.90, -54.31, 62.67)
CIE-LCH	lch(81.90, 82.93, 130.91°)
OKLab	oklab(82.57% -0.1507 0.1432)
OKLCH	oklch(82.57% 0.208 136.5)
XYZ	xyz(37.7913, 60.1110, 16.2665)
Luminance	0.6011 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81E34B #AD4BE3

analogous

#CDE34B #81E34B #4BE361

triadic

#81E34B #4B81E3 #E34B81

tetradic

#81E34B #4BCDE3 #AD4BE3 #E3614B

square

#81E34B #4BCDE3 #AD4BE3 #E3614B

split-complementary

#81E34B #614BE3 #E34BCD

monochromatic

#479B18 #5FD020 #81E34B #A6EB80 #CBF3B5

Accessibility & contrast

On white

1.61

#81E34B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.02

#81E34B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81E34B

13.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81E34B	#FFFFFF	#000000	##000000
##81E34B	1.00	1.61	13.02	13.02
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.02	21.00	1.00	1.00
##000000	13.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBD135

Deuteranopia (green-blind)

#DDC958

Tritanopia (blue-blind)

#7DDBC4

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #81e34b;
/* rgb */ color: rgb(129, 227, 75);
/* oklch */ color: oklch(82.6% 0.208 136.5);

Tailwind

colors: {
  custom: {
    50: '#acec85',
    500: '#81e34b',
    950: '#000000',
  },
}

SCSS

$custom: #81e34b;
$custom-light: #acec85;
$custom-dark: #000000;

JSON

{
  "hex": "#81e34b",
  "rgb": {
    "r": 129,
    "g": 227,
    "b": 75
  },
  "hsl": {
    "h": 98.684,
    "s": 73.077,
    "l": 59.216
  },
  "oklch": {
    "l": 0.82573,
    "c": 0.20785,
    "h": 136.5
  },
  "luminance": 0.60113
}

Semantic roles & 50–950 ramp

primary

#81E34B

secondary

#79339F

accent

#38F0AE

background

#FDFFFB

surface

#F8FEF2

border

#D1D6CC

text

#11160B

muted

#81857E

Preview Lab

Preview with #81E34B

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

Preview Lab → · Contrast checker → · Palette generator →