#81E645#81E645

#81E645 is a very light, highly saturated yellow-green. Relative luminance 0.617; OKLCH L 83.3% C 0.215 H 136.2°. Best body text is #000000 at 13.34:1 contrast (WCAG AA passes).

Color values

HEX	#81E645
RGB	rgb(129, 230, 69)
HSL	hsl(98, 76%, 59%)
HSV	hsv(98, 70%, 90%)
CMYK	cmyk(43.9%, 0%, 70%, 9.8%)
CIE-LAB	lab(82.75, -55.93, 65.80)
CIE-LCH	lch(82.75, 86.36, 130.36°)
OKLab	oklab(83.26% -0.1555 0.149)
OKLCH	oklch(83.26% 0.215 136.2)
XYZ	xyz(38.4232, 61.6881, 15.5114)
Luminance	0.6169 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81E645 #AA45E6

analogous

#D1E645 #81E645 #45E659

triadic

#81E645 #4581E6 #E64581

tetradic

#81E645 #45D1E6 #AA45E6 #E65945

square

#81E645 #45D1E6 #AA45E6 #E65945

split-complementary

#81E645 #5945E6 #E645D1

monochromatic

#479C15 #60D21C #81E645 #A6ED7B #CAF5B1

Accessibility & contrast

On white

1.57

#81E645 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.34

#81E645 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81E645

13.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81E645	#FFFFFF	#000000	##000000
##81E645	1.00	1.57	13.34	13.34
#FFFFFF	1.57	1.00	21.00	21.00
#000000	13.34	21.00	1.00	1.00
##000000	13.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED32B

Deuteranopia (green-blind)

#E0CB54

Tritanopia (blue-blind)

#7DDEC6

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #81e645;
/* rgb */ color: rgb(129, 230, 69);
/* oklch */ color: oklch(83.3% 0.215 136.2);

Tailwind

colors: {
  custom: {
    50: '#adee82',
    500: '#81e645',
    950: '#000000',
  },
}

SCSS

$custom: #81e645;
$custom-light: #adee82;
$custom-dark: #000000;

JSON

{
  "hex": "#81e645",
  "rgb": {
    "r": 129,
    "g": 230,
    "b": 69
  },
  "hsl": {
    "h": 97.64,
    "s": 76.303,
    "l": 58.627
  },
  "oklch": {
    "l": 0.83255,
    "c": 0.21533,
    "h": 136.2
  },
  "luminance": 0.6169
}

Semantic roles & 50–950 ramp

primary

#81E645

secondary

#76309F

accent

#35F3AC

background

#FDFFFB

surface

#F8FEF2

border

#D1D6CC

text

#11160B

muted

#81857E

Preview Lab

Preview with #81E645

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

Preview Lab → · Contrast checker → · Palette generator →