#51CF80#51CF80

#51CF80 is a light, vivid green. Relative luminance 0.479; OKLCH L 76.5% C 0.159 H 152.8°. Best body text is #000000 at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#51CF80
RGB	rgb(81, 207, 128)
HSL	hsl(142, 57%, 56%)
HSV	hsv(142, 61%, 81%)
CMYK	cmyk(60.9%, 0%, 38.2%, 18.8%)
CIE-LAB	lab(74.78, -52.38, 29.17)
CIE-LCH	lch(74.78, 59.96, 150.89°)
OKLab	oklab(76.46% -0.1418 0.0728)
OKLCH	oklch(76.46% 0.159 152.8)
XYZ	xyz(29.6001, 47.9306, 28.1095)
Luminance	0.4793 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CF80 #CF51A0

analogous

#61CF51 #51CF80 #51CFBF

triadic

#51CF80 #8051CF #CF8051

tetradic

#51CF80 #5161CF #CF51A0 #CFBF51

square

#51CF80 #5161CF #CF51A0 #CFBF51

split-complementary

#51CF80 #BF51CF #CF5161

monochromatic

#248247 #31B261 #51CF80 #81DCA3 #B1E9C6

Accessibility & contrast

On white

1.98

#51CF80 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.59

#51CF80 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CF80

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CF80	#FFFFFF	#000000	##000000
##51CF80	1.00	1.98	10.59	10.59
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.59	21.00	1.00	1.00
##000000	10.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFBF7B

Deuteranopia (green-blind)

#BFB385

Tritanopia (blue-blind)

#23CCBB

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #51cf80;
/* rgb */ color: rgb(81, 207, 128);
/* oklch */ color: oklch(76.5% 0.159 152.8);

Tailwind

colors: {
  custom: {
    50: '#8edea5',
    500: '#51cf80',
    950: '#000000',
  },
}

SCSS

$custom: #51cf80;
$custom-light: #8edea5;
$custom-dark: #000000;

JSON

{
  "hex": "#51cf80",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 128
  },
  "hsl": {
    "h": 142.381,
    "s": 56.757,
    "l": 56.471
  },
  "oklch": {
    "l": 0.7646,
    "c": 0.15939,
    "h": 152.8
  },
  "luminance": 0.47933
}

Semantic roles & 50–950 ramp

primary

#51CF80

secondary

#D8A4C4

accent

#48A7E0

background

#F9FDFA

surface

#F2FBF4

border

#CCD4CE

text

#0D150F

muted

#7E837F

Preview Lab

Preview with #51CF80

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

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