#51D669#51D669

#51D669 is a light, vivid green. Relative luminance 0.509; OKLCH L 77.8% C 0.190 H 146.8°. Best body text is #000000 at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#51D669
RGB	rgb(81, 214, 105)
HSL	hsl(131, 62%, 58%)
HSV	hsv(131, 62%, 84%)
CMYK	cmyk(62.1%, 0%, 50.9%, 16.1%)
CIE-LAB	lab(76.59, -58.73, 43.00)
CIE-LCH	lch(76.59, 72.79, 143.79°)
OKLab	oklab(77.84% -0.1587 0.1038)
OKLCH	oklch(77.84% 0.19 146.8)
XYZ	xyz(29.9877, 50.8594, 21.5984)
Luminance	0.5086 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D669 #D651BE

analogous

#7BD651 #51D669 #51D6AB

triadic

#51D669 #6951D6 #D66951

tetradic

#51D669 #517BD6 #D651BE #D6AB51

square

#51D669 #517BD6 #D651BE #D6AB51

split-complementary

#51D669 #AB51D6 #D6517B

monochromatic

#218C34 #2DBD47 #51D669 #83E294 #B4EDBE

Accessibility & contrast

On white

1.88

#51D669 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.17

#51D669 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D669

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D669	#FFFFFF	#000000	##000000
##51D669	1.00	1.88	11.17	11.17
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.17	21.00	1.00	1.00
##000000	11.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C460

Deuteranopia (green-blind)

#C8B871

Tritanopia (blue-blind)

#2DD1BD

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #51d669;
/* rgb */ color: rgb(81, 214, 105);
/* oklch */ color: oklch(77.8% 0.190 146.8);

Tailwind

colors: {
  custom: {
    50: '#8fe496',
    500: '#51d669',
    950: '#000000',
  },
}

SCSS

$custom: #51d669;
$custom-light: #8fe496;
$custom-dark: #000000;

JSON

{
  "hex": "#51d669",
  "rgb": {
    "r": 81,
    "g": 214,
    "b": 105
  },
  "hsl": {
    "h": 130.827,
    "s": 61.86,
    "l": 57.843
  },
  "oklch": {
    "l": 0.77843,
    "c": 0.18959,
    "h": 146.8
  },
  "luminance": 0.50862
}

Semantic roles & 50–950 ramp

primary

#51D669

secondary

#923A82

accent

#43C8E5

background

#FCFEFC

surface

#F5FCF5

border

#CFD5CF

text

#0E160D

muted

#7F847F

Preview Lab

Preview with #51D669

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

Preview Lab → · Contrast checker → · Palette generator →