#51CF77#51CF77

#51CF77 is a light, vivid green. Relative luminance 0.477; OKLCH L 76.3% C 0.168 H 150.4°. Best body text is #000000 at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#51CF77
RGB	rgb(81, 207, 119)
HSL	hsl(138, 57%, 56%)
HSV	hsv(138, 61%, 81%)
CMYK	cmyk(60.9%, 0%, 42.5%, 18.8%)
CIE-LAB	lab(74.64, -53.94, 33.60)
CIE-LCH	lch(74.64, 63.55, 148.08°)
OKLab	oklab(76.3% -0.1458 0.0829)
OKLCH	oklch(76.3% 0.168 150.4)
XYZ	xyz(29.0338, 47.7040, 25.1269)
Luminance	0.4771 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CF77 #CF51A9

analogous

#6ACF51 #51CF77 #51CFB6

triadic

#51CF77 #7751CF #CF7751

tetradic

#51CF77 #516ACF #CF51A9 #CFB651

square

#51CF77 #516ACF #CF51A9 #CFB651

split-complementary

#51CF77 #B651CF #CF516A

monochromatic

#248240 #31B258 #51CF77 #81DC9C #B1E9C2

Accessibility & contrast

On white

1.99

#51CF77 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.54

#51CF77 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CF77

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CF77	#FFFFFF	#000000	##000000
##51CF77	1.00	1.99	10.54	10.54
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.54	21.00	1.00	1.00
##000000	10.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0BF71

Deuteranopia (green-blind)

#C0B37D

Tritanopia (blue-blind)

#29CCB9

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #51cf77;
/* rgb */ color: rgb(81, 207, 119);
/* oklch */ color: oklch(76.3% 0.168 150.4);

Tailwind

colors: {
  custom: {
    50: '#8edf9f',
    500: '#51cf77',
    950: '#000000',
  },
}

SCSS

$custom: #51cf77;
$custom-light: #8edf9f;
$custom-dark: #000000;

JSON

{
  "hex": "#51cf77",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 119
  },
  "hsl": {
    "h": 138.095,
    "s": 56.757,
    "l": 56.471
  },
  "oklch": {
    "l": 0.76296,
    "c": 0.16771,
    "h": 150.4
  },
  "luminance": 0.47707
}

Semantic roles & 50–950 ramp

primary

#51CF77

secondary

#D8A4C8

accent

#48B2E0

background

#F9FDF9

surface

#F2FBF2

border

#CCD4CC

text

#0D150E

muted

#7E837E

Preview Lab

Preview with #51CF77

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

Preview Lab → · Contrast checker → · Palette generator →