#81EF4D#81EF4D

#81EF4D is a very light, highly saturated green. Relative luminance 0.669; OKLCH L 85.5% C 0.221 H 137.4°. Best body text is #000000 at 14.39:1 contrast (WCAG AA passes).

Color values

HEX	#81EF4D
RGB	rgb(129, 239, 77)
HSL	hsl(101, 84%, 62%)
HSV	hsv(101, 68%, 94%)
CMYK	cmyk(46%, 0%, 67.8%, 6.3%)
CIE-LAB	lab(85.47, -58.79, 65.66)
CIE-LCH	lch(85.47, 88.13, 131.84°)
OKLab	oklab(85.51% -0.1627 0.1497)
OKLCH	oklch(85.51% 0.221 137.4)
XYZ	xyz(41.2580, 66.9332, 17.7651)
Luminance	0.6694 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 4.64

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81EF4D #BB4DEF

analogous

#D2EF4D #81EF4D #4DEF6A

triadic

#81EF4D #4D81EF #EF4D81

tetradic

#81EF4D #4DD2EF #BB4DEF #EF6A4D

square

#81EF4D #4DD2EF #BB4DEF #EF6A4D

split-complementary

#81EF4D #6A4DEF #EF4DD2

monochromatic

#44B210 #59EA15 #81EF4D #A9F485 #D0F9BD

Accessibility & contrast

On white

1.46

#81EF4D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.39

#81EF4D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81EF4D

14.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81EF4D	#FFFFFF	#000000	##000000
##81EF4D	1.00	1.46	14.39	14.39
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.39	21.00	1.00	1.00
##000000	14.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DB35

Deuteranopia (green-blind)

#E8D25C

Tritanopia (blue-blind)

#7AE7CE

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #81ef4d;
/* rgb */ color: rgb(129, 239, 77);
/* oklch */ color: oklch(85.5% 0.221 137.4);

Tailwind

colors: {
  custom: {
    50: '#aef587',
    500: '#81ef4d',
    950: '#000000',
  },
}

SCSS

$custom: #81ef4d;
$custom-light: #aef587;
$custom-dark: #000000;

JSON

{
  "hex": "#81ef4d",
  "rgb": {
    "r": 129,
    "g": 239,
    "b": 77
  },
  "hsl": {
    "h": 100.741,
    "s": 83.505,
    "l": 61.961
  },
  "oklch": {
    "l": 0.85507,
    "c": 0.22108,
    "h": 137.4
  },
  "luminance": 0.66936
}

Semantic roles & 50–950 ramp

primary

#81EF4D

secondary

#882FB2

accent

#06E09A

background

#FDFFFC

surface

#F8FEF4

border

#D1D6CE

text

#11170C

muted

#81857F

Preview Lab

Preview with #81EF4D

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

Preview Lab → · Contrast checker → · Palette generator →