#81EF54#81EF54

#81EF54 is a very light, highly saturated green. Relative luminance 0.670; OKLCH L 85.6% C 0.216 H 137.9°. Best body text is #000000 at 14.41:1 contrast (WCAG AA passes).

Color values

HEX	#81EF54
RGB	rgb(129, 239, 84)
HSL	hsl(103, 83%, 63%)
HSV	hsv(103, 65%, 94%)
CMYK	cmyk(46%, 0%, 64.9%, 6.3%)
CIE-LAB	lab(85.52, -58.22, 63.01)
CIE-LCH	lch(85.52, 85.79, 132.74°)
OKLab	oklab(85.57% -0.1607 0.145)
OKLCH	oklch(85.57% 0.216 137.9)
XYZ	xyz(41.5186, 67.0375, 19.1375)
Luminance	0.6704 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 4.48

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81EF54 #C254EF

analogous

#CEEF54 #81EF54 #54EF74

triadic

#81EF54 #5481EF #EF5481

tetradic

#81EF54 #54CEEF #C254EF #EF7454

square

#81EF54 #54CEEF #C254EF #EF7454

split-complementary

#81EF54 #7454EF #EF54CE

monochromatic

#41B711 #58EA1C #81EF54 #AAF48C #D3F9C4

Accessibility & contrast

On white

1.46

#81EF54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.41

#81EF54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81EF54

14.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81EF54	#FFFFFF	#000000	##000000
##81EF54	1.00	1.46	14.41	14.41
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.41	21.00	1.00	1.00
##000000	14.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6DC40

Deuteranopia (green-blind)

#E8D261

Tritanopia (blue-blind)

#7AE7CF

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #81ef54;
/* rgb */ color: rgb(129, 239, 84);
/* oklch */ color: oklch(85.6% 0.216 137.9);

Tailwind

colors: {
  custom: {
    50: '#adf58b',
    500: '#81ef54',
    950: '#000000',
  },
}

SCSS

$custom: #81ef54;
$custom-light: #adf58b;
$custom-dark: #000000;

JSON

{
  "hex": "#81ef54",
  "rgb": {
    "r": 129,
    "g": 239,
    "b": 84
  },
  "hsl": {
    "h": 102.581,
    "s": 82.888,
    "l": 63.333
  },
  "oklch": {
    "l": 0.85568,
    "c": 0.21641,
    "h": 137.9
  },
  "luminance": 0.6704
}

Semantic roles & 50–950 ramp

primary

#81EF54

secondary

#9031B7

accent

#06DFA0

background

#FDFFFC

surface

#F8FEF4

border

#D1D6CE

text

#11170C

muted

#81857F

Preview Lab

Preview with #81EF54

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

Preview Lab → · Contrast checker → · Palette generator →