#51C87F#51C87F

#51C87F is a light, vivid green. Relative luminance 0.446; OKLCH L 74.7% C 0.151 H 153.5°. Best body text is #000000 at 9.92:1 contrast (WCAG AA passes).

Color values

HEX	#51C87F
RGB	rgb(81, 200, 127)
HSL	hsl(143, 52%, 55%)
HSV	hsv(143, 60%, 78%)
CMYK	cmyk(59.5%, 0%, 36.5%, 21.6%)
CIE-LAB	lab(72.62, -49.78, 26.81)
CIE-LCH	lch(72.62, 56.54, 151.69°)
OKLab	oklab(74.68% -0.1349 0.0672)
OKLCH	oklch(74.68% 0.151 153.5)
XYZ	xyz(27.8761, 44.5875, 27.2118)
Luminance	0.4459 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C87F #C8519A

analogous

#5FC851 #51C87F #51C8BA

triadic

#51C87F #7F51C8 #C87F51

tetradic

#51C87F #515FC8 #C8519A #C8BA51

square

#51C87F #515FC8 #C8519A #C8BA51

split-complementary

#51C87F #BA51C8 #C8515F

monochromatic

#267946 #35A761 #51C87F #80D7A1 #AEE5C3

Accessibility & contrast

On white

2.12

#51C87F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.92

#51C87F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C87F

9.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C87F	#FFFFFF	#000000	##000000
##51C87F	1.00	2.12	9.92	9.92
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.92	21.00	1.00	1.00
##000000	9.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B97A

Deuteranopia (green-blind)

#B8AE84

Tritanopia (blue-blind)

#28C6B5

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #51c87f;
/* rgb */ color: rgb(81, 200, 127);
/* oklch */ color: oklch(74.7% 0.151 153.5);

Tailwind

colors: {
  custom: {
    50: '#8dd9a4',
    500: '#51c87f',
    950: '#000000',
  },
}

SCSS

$custom: #51c87f;
$custom-light: #8dd9a4;
$custom-dark: #000000;

JSON

{
  "hex": "#51c87f",
  "rgb": {
    "r": 81,
    "g": 200,
    "b": 127
  },
  "hsl": {
    "h": 143.193,
    "s": 51.965,
    "l": 55.098
  },
  "oklch": {
    "l": 0.7468,
    "c": 0.15072,
    "h": 153.5
  },
  "luminance": 0.4459
}

Semantic roles & 50–950 ramp

primary

#51C87F

secondary

#D3A1C0

accent

#4CA4DB

background

#F9FDFA

surface

#F1FBF4

border

#CBD4CE

text

#0D150F

muted

#7E837F

Preview Lab

Preview with #51C87F

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

Preview Lab → · Contrast checker → · Palette generator →