#77CF37#77CF37

#77CF37 is a light, highly saturated yellow-green. Relative luminance 0.488; OKLCH L 77.0% C 0.201 H 135.1°. Best body text is #000000 at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#77CF37
RGB	rgb(119, 207, 55)
HSL	hsl(95, 61%, 51%)
HSV	hsv(95, 73%, 81%)
CMYK	cmyk(42.5%, 0%, 73.4%, 18.8%)
CIE-LAB	lab(75.34, -50.99, 63.15)
CIE-LCH	lch(75.34, 81.17, 128.92°)
OKLab	oklab(77.04% -0.1424 0.1417)
OKLCH	oklch(77.04% 0.201 135.1)
XYZ	xyz(30.6095, 48.8217, 11.4243)
Luminance	0.4882 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#77CF37 #8F37CF

analogous

#C3CF37 #77CF37 #37CF43

triadic

#77CF37 #3777CF #CF3777

tetradic

#77CF37 #37C3CF #8F37CF #CF4337

square

#77CF37 #37C3CF #8F37CF #CF4337

split-complementary

#77CF37 #4337CF #CF37C3

monochromatic

#3F711B #5BA227 #77CF37 #99DB68 #BAE79A

Accessibility & contrast

On white

1.95

#77CF37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.76

#77CF37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #77CF37

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##77CF37	#FFFFFF	#000000	##000000
##77CF37	1.00	1.95	10.76	10.76
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.76	21.00	1.00	1.00
##000000	10.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BE19

Deuteranopia (green-blind)

#CBB746

Tritanopia (blue-blind)

#75C7B2

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #77cf37;
/* rgb */ color: rgb(119, 207, 55);
/* oklch */ color: oklch(77.0% 0.201 135.1);

Tailwind

colors: {
  custom: {
    50: '#a5de78',
    500: '#77cf37',
    950: '#000000',
  },
}

SCSS

$custom: #77cf37;
$custom-light: #a5de78;
$custom-dark: #000000;

JSON

{
  "hex": "#77cf37",
  "rgb": {
    "r": 119,
    "g": 207,
    "b": 55
  },
  "hsl": {
    "h": 94.737,
    "s": 61.29,
    "l": 51.373
  },
  "oklch": {
    "l": 0.77037,
    "c": 0.20088,
    "h": 135.1
  },
  "luminance": 0.48823
}

Semantic roles & 50–950 ramp

primary

#77CF37

secondary

#B68FD2

accent

#43E4A1

background

#FAFDF7

surface

#F4FBEE

border

#CED4C9

text

#101509

muted

#7F837B

Preview Lab

Preview with #77CF37

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

Preview Lab → · Contrast checker → · Palette generator →