#51DA42#51DA42

#51DA42 is a light, highly saturated green. Relative luminance 0.523; OKLCH L 78.4% C 0.224 H 141.7°. Best body text is #000000 at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#51DA42
RGB	rgb(81, 218, 66)
HSL	hsl(114, 67%, 56%)
HSV	hsv(114, 70%, 85%)
CMYK	cmyk(62.8%, 0%, 69.7%, 14.5%)
CIE-LAB	lab(77.45, -64.47, 60.92)
CIE-LCH	lch(77.45, 88.70, 136.62°)
OKLab	oklab(78.43% -0.1759 0.1389)
OKLCH	oklch(78.43% 0.224 141.7)
XYZ	xyz(29.4466, 52.2826, 13.6929)
Luminance	0.5229 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DA42 #CB42DA

analogous

#9DDA42 #51DA42 #42DA7F

triadic

#51DA42 #4251DA #DA4251

tetradic

#51DA42 #429DDA #CB42DA #DA7F42

square

#51DA42 #429DDA #CB42DA #DA7F42

split-complementary

#51DA42 #7F42DA #DA429D

monochromatic

#25871A #33BA24 #51DA42 #80E475 #AFEEA8

Accessibility & contrast

On white

1.83

#51DA42 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.46

#51DA42 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DA42

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DA42	#FFFFFF	#000000	##000000
##51DA42	1.00	1.83	11.46	11.46
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.46	21.00	1.00	1.00
##000000	11.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC62A

Deuteranopia (green-blind)

#CFBB51

Tritanopia (blue-blind)

#38D3BC

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #51da42;
/* rgb */ color: rgb(81, 218, 66);
/* oklch */ color: oklch(78.4% 0.224 141.7);

Tailwind

colors: {
  custom: {
    50: '#92e77e',
    500: '#51da42',
    950: '#000000',
  },
}

SCSS

$custom: #51da42;
$custom-light: #92e77e;
$custom-dark: #000000;

JSON

{
  "hex": "#51da42",
  "rgb": {
    "r": 81,
    "g": 218,
    "b": 66
  },
  "hsl": {
    "h": 114.079,
    "s": 67.257,
    "l": 55.686
  },
  "oklch": {
    "l": 0.78428,
    "c": 0.22408,
    "h": 141.7
  },
  "luminance": 0.52285
}

Semantic roles & 50–950 ramp

primary

#51DA42

secondary

#84338D

accent

#3EEAD9

background

#FCFEFB

surface

#F5FDF2

border

#CFD5CC

text

#0E160A

muted

#7F847D

Preview Lab

Preview with #51DA42

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

Preview Lab → · Contrast checker → · Palette generator →