#81EF5A#81EF5A

#81EF5A is a very light, highly saturated green. Relative luminance 0.671; OKLCH L 85.6% C 0.212 H 138.5°. Best body text is #000000 at 14.43:1 contrast (WCAG AA passes).

Color values

HEX	#81EF5A
RGB	rgb(129, 239, 90)
HSL	hsl(104, 82%, 65%)
HSV	hsv(104, 62%, 94%)
CMYK	cmyk(46%, 0%, 62.3%, 6.3%)
CIE-LAB	lab(85.57, -57.69, 60.63)
CIE-LCH	lch(85.57, 83.69, 133.58°)
OKLab	oklab(85.62% -0.1589 0.1406)
OKLCH	oklch(85.62% 0.212 138.5)
XYZ	xyz(41.7638, 67.1355, 20.4286)
Luminance	0.6714 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 4.41

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81EF5A #C85AEF

analogous

#CCEF5A #81EF5A #5AEF7E

triadic

#81EF5A #5A81EF #EF5A81

tetradic

#81EF5A #5ACCEF #C85AEF #EF7E5A

square

#81EF5A #5ACCEF #C85AEF #EF7E5A

split-complementary

#81EF5A #7E5AEF #EF5ACC

monochromatic

#3FBC12 #56EA22 #81EF5A #ACF492 #D6FACA

Accessibility & contrast

On white

1.46

#81EF5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.43

#81EF5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81EF5A

14.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81EF5A	#FFFFFF	#000000	##000000
##81EF5A	1.00	1.46	14.43	14.43
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.43	21.00	1.00	1.00
##000000	14.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6DC48

Deuteranopia (green-blind)

#E7D266

Tritanopia (blue-blind)

#79E7D0

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #81ef5a;
/* rgb */ color: rgb(129, 239, 90);
/* oklch */ color: oklch(85.6% 0.212 138.5);

Tailwind

colors: {
  custom: {
    50: '#adf58e',
    500: '#81ef5a',
    950: '#000000',
  },
}

SCSS

$custom: #81ef5a;
$custom-light: #adf58e;
$custom-dark: #000000;

JSON

{
  "hex": "#81ef5a",
  "rgb": {
    "r": 129,
    "g": 239,
    "b": 90
  },
  "hsl": {
    "h": 104.295,
    "s": 82.32,
    "l": 64.51
  },
  "oklch": {
    "l": 0.85624,
    "c": 0.21212,
    "h": 138.5
  },
  "luminance": 0.67138
}

Semantic roles & 50–950 ramp

primary

#81EF5A

secondary

#9732BB

accent

#07DFA6

background

#FDFFFC

surface

#F8FEF4

border

#D1D6CE

text

#11170D

muted

#81857F

Preview Lab

Preview with #81EF5A

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

Preview Lab → · Contrast checker → · Palette generator →