#51CF71#51CF71

#51CF71 is a light, vivid green. Relative luminance 0.476; OKLCH L 76.2% C 0.173 H 148.9°. Best body text is #000000 at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#51CF71
RGB	rgb(81, 207, 113)
HSL	hsl(135, 57%, 56%)
HSV	hsv(135, 61%, 81%)
CMYK	cmyk(60.9%, 0%, 45.4%, 18.8%)
CIE-LAB	lab(74.55, -54.92, 36.51)
CIE-LCH	lch(74.55, 65.95, 146.38°)
OKLab	oklab(76.19% -0.1484 0.0895)
OKLCH	oklch(76.19% 0.173 148.9)
XYZ	xyz(28.6847, 47.5644, 23.2888)
Luminance	0.4757 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CF71 #CF51AF

analogous

#70CF51 #51CF71 #51CFB0

triadic

#51CF71 #7151CF #CF7151

tetradic

#51CF71 #5170CF #CF51AF #CFB051

square

#51CF71 #5170CF #CF51AF #CFB051

split-complementary

#51CF71 #B051CF #CF5170

monochromatic

#24823C #31B252 #51CF71 #81DC98 #B1E9BF

Accessibility & contrast

On white

2.00

#51CF71 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.51

#51CF71 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CF71

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CF71	#FFFFFF	#000000	##000000
##51CF71	1.00	2.00	10.51	10.51
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.51	21.00	1.00	1.00
##000000	10.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BE6A

Deuteranopia (green-blind)

#C0B377

Tritanopia (blue-blind)

#2DCBB8

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #51cf71;
/* rgb */ color: rgb(81, 207, 113);
/* oklch */ color: oklch(76.2% 0.173 148.9);

Tailwind

colors: {
  custom: {
    50: '#8edf9b',
    500: '#51cf71',
    950: '#000000',
  },
}

SCSS

$custom: #51cf71;
$custom-light: #8edf9b;
$custom-dark: #000000;

JSON

{
  "hex": "#51cf71",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 113
  },
  "hsl": {
    "h": 135.238,
    "s": 56.757,
    "l": 56.471
  },
  "oklch": {
    "l": 0.76194,
    "c": 0.17324,
    "h": 148.9
  },
  "luminance": 0.47567
}

Semantic roles & 50–950 ramp

primary

#51CF71

secondary

#D8A4CB

accent

#48B9E0

background

#F9FDF9

surface

#F2FBF2

border

#CCD4CC

text

#0D150E

muted

#7E837E

Preview Lab

Preview with #51CF71

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

Preview Lab → · Contrast checker → · Palette generator →