#81DA54#81DA54

#81DA54 is a light, vivid yellow-green. Relative luminance 0.554; OKLCH L 80.5% C 0.190 H 136.6°. Best body text is #000000 at 12.09:1 contrast (WCAG AA passes).

Color values

HEX	#81DA54
RGB	rgb(129, 218, 84)
HSL	hsl(100, 64%, 59%)
HSV	hsv(100, 61%, 85%)
CMYK	cmyk(40.8%, 0%, 61.5%, 14.5%)
CIE-LAB	lab(79.30, -49.93, 56.18)
CIE-LCH	lch(79.30, 75.16, 131.63°)
OKLab	oklab(80.47% -0.1381 0.1305)
OKLCH	oklch(80.47% 0.19 136.6)
XYZ	xyz(35.7239, 55.4481, 17.2060)
Luminance	0.5545 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81DA54 #AD54DA

analogous

#C4DA54 #81DA54 #54DA6A

triadic

#81DA54 #5481DA #DA5481

tetradic

#81DA54 #54C4DA #AD54DA #DA6A54

square

#81DA54 #54C4DA #AD54DA #DA6A54

split-complementary

#81DA54 #6A54DA #DA54C4

monochromatic

#479420 #5FC62B #81DA54 #A6E586 #CBF0B9

Accessibility & contrast

On white

1.74

#81DA54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.09

#81DA54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81DA54

12.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81DA54	#FFFFFF	#000000	##000000
##81DA54	1.00	1.74	12.09	12.09
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.09	21.00	1.00	1.00
##000000	12.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C945

Deuteranopia (green-blind)

#D5C25F

Tritanopia (blue-blind)

#7DD3BE

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #81da54;
/* rgb */ color: rgb(129, 218, 84);
/* oklch */ color: oklch(80.5% 0.190 136.6);

Tailwind

colors: {
  custom: {
    50: '#abe689',
    500: '#81da54',
    950: '#000000',
  },
}

SCSS

$custom: #81da54;
$custom-light: #abe689;
$custom-dark: #000000;

JSON

{
  "hex": "#81da54",
  "rgb": {
    "r": 129,
    "g": 218,
    "b": 84
  },
  "hsl": {
    "h": 99.851,
    "s": 64.423,
    "l": 59.216
  },
  "oklch": {
    "l": 0.80468,
    "c": 0.19003,
    "h": 136.6
  },
  "luminance": 0.5545
}

Semantic roles & 50–950 ramp

primary

#81DA54

secondary

#793A98

accent

#40E7AF

background

#FDFEFC

surface

#F7FCF4

border

#D0D5CE

text

#11160C

muted

#81847F

Preview Lab

Preview with #81DA54

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

Preview Lab → · Contrast checker → · Palette generator →