#81DC4F#81DC4F

#81DC4F is a light, vivid yellow-green. Relative luminance 0.564; OKLCH L 80.9% C 0.196 H 136.3°. Best body text is #000000 at 12.28:1 contrast (WCAG AA passes).

Color values

HEX	#81DC4F
RGB	rgb(129, 220, 79)
HSL	hsl(99, 67%, 59%)
HSV	hsv(99, 64%, 86%)
CMYK	cmyk(41.4%, 0%, 64.1%, 13.7%)
CIE-LAB	lab(79.85, -51.19, 58.88)
CIE-LCH	lch(79.85, 78.02, 131.01°)
OKLab	oklab(80.91% -0.1419 0.1357)
OKLCH	oklch(80.91% 0.196 136.3)
XYZ	xyz(36.0568, 56.4160, 16.3851)
Luminance	0.5642 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81DC4F #AA4FDC

analogous

#C8DC4F #81DC4F #4FDC63

triadic

#81DC4F #4F81DC #DC4F81

tetradic

#81DC4F #4FC8DC #AA4FDC #DC634F

square

#81DC4F #4FC8DC #AA4FDC #DC634F

split-complementary

#81DC4F #634FDC #DC4FC8

monochromatic

#47931D #60C627 #81DC4F #A6E682 #CAF0B5

Accessibility & contrast

On white

1.71

#81DC4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.28

#81DC4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81DC4F

12.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81DC4F	#FFFFFF	#000000	##000000
##81DC4F	1.00	1.71	12.28	12.28
#FFFFFF	1.71	1.00	21.00	21.00
#000000	12.28	21.00	1.00	1.00
##000000	12.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3CB3D

Deuteranopia (green-blind)

#D7C35B

Tritanopia (blue-blind)

#7DD4BF

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #81dc4f;
/* rgb */ color: rgb(129, 220, 79);
/* oklch */ color: oklch(80.9% 0.196 136.3);

Tailwind

colors: {
  custom: {
    50: '#ace786',
    500: '#81dc4f',
    950: '#000000',
  },
}

SCSS

$custom: #81dc4f;
$custom-light: #ace786;
$custom-dark: #000000;

JSON

{
  "hex": "#81dc4f",
  "rgb": {
    "r": 129,
    "g": 220,
    "b": 79
  },
  "hsl": {
    "h": 98.723,
    "s": 66.825,
    "l": 58.627
  },
  "oklch": {
    "l": 0.80905,
    "c": 0.19634,
    "h": 136.3
  },
  "luminance": 0.56418
}

Semantic roles & 50–950 ramp

primary

#81DC4F

secondary

#763798

accent

#3EEAAD

background

#FDFEFC

surface

#F8FCF3

border

#D1D5CD

text

#11160C

muted

#81847F

Preview Lab

Preview with #81DC4F

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

Preview Lab → · Contrast checker → · Palette generator →