#51BB77#51BB77

#51BB77 is a light, vivid green. Relative luminance 0.386; OKLCH L 71.2% C 0.140 H 152.9°. Best body text is #000000 at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#51BB77
RGB	rgb(81, 187, 119)
HSL	hsl(142, 44%, 53%)
HSV	hsv(142, 57%, 73%)
CMYK	cmyk(56.7%, 0%, 36.4%, 26.7%)
CIE-LAB	lab(68.47, -45.94, 25.49)
CIE-LCH	lch(68.47, 52.54, 150.98°)
OKLab	oklab(71.24% -0.1246 0.0638)
OKLCH	oklch(71.24% 0.14 152.9)
XYZ	xyz(24.4916, 38.6197, 23.6129)
Luminance	0.3862 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BB77 #BB5195

analogous

#60BB51 #51BB77 #51BBAC

triadic

#51BB77 #7751BB #BB7751

tetradic

#51BB77 #5160BB #BB5195 #BBAC51

square

#51BB77 #5160BB #BB5195 #BBAC51

split-complementary

#51BB77 #AC51BB #BB5160

monochromatic

#296940 #3A955B #51BB77 #7DCC99 #A9DDBC

Accessibility & contrast

On white

2.41

#51BB77 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.72

#51BB77 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BB77

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BB77	#FFFFFF	#000000	##000000
##51BB77	1.00	2.41	8.72	8.72
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.72	21.00	1.00	1.00
##000000	8.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBAD72

Deuteranopia (green-blind)

#ADA37B

Tritanopia (blue-blind)

#32B9AA

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #51bb77;
/* rgb */ color: rgb(81, 187, 119);
/* oklch */ color: oklch(71.2% 0.140 152.9);

Tailwind

colors: {
  custom: {
    50: '#8bd09e',
    500: '#51bb77',
    950: '#000000',
  },
}

SCSS

$custom: #51bb77;
$custom-light: #8bd09e;
$custom-dark: #000000;

JSON

{
  "hex": "#51bb77",
  "rgb": {
    "r": 81,
    "g": 187,
    "b": 119
  },
  "hsl": {
    "h": 141.509,
    "s": 43.802,
    "l": 52.549
  },
  "oklch": {
    "l": 0.71237,
    "c": 0.14004,
    "h": 152.9
  },
  "luminance": 0.38622
}

Semantic roles & 50–950 ramp

primary

#51BB77

secondary

#CB9DBA

accent

#54A6D4

background

#F8FCF9

surface

#F0F9F2

border

#CBD2CC

text

#0D140E

muted

#7D827E

Preview Lab

Preview with #51BB77

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

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