#77CF3B#77CF3B

#77CF3B is a light, vivid yellow-green. Relative luminance 0.489; OKLCH L 77.1% C 0.199 H 135.4°. Best body text is #000000 at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#77CF3B
RGB	rgb(119, 207, 59)
HSL	hsl(96, 61%, 52%)
HSV	hsv(96, 71%, 81%)
CMYK	cmyk(42.5%, 0%, 71.5%, 18.8%)
CIE-LAB	lab(75.37, -50.72, 61.77)
CIE-LCH	lch(75.37, 79.93, 129.39°)
OKLab	oklab(77.07% -0.1414 0.1394)
OKLCH	oklch(77.07% 0.199 135.4)
XYZ	xyz(30.7093, 48.8616, 11.9499)
Luminance	0.4886 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#77CF3B #933BCF

analogous

#C1CF3B #77CF3B #3BCF49

triadic

#77CF3B #3B77CF #CF3B77

tetradic

#77CF3B #3BC1CF #933BCF #CF493B

square

#77CF3B #3BC1CF #933BCF #CF493B

split-complementary

#77CF3B #493BCF #CF3BC1

monochromatic

#40731C #5BA528 #77CF3B #99DB6C #BBE79D

Accessibility & contrast

On white

1.95

#77CF3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.77

#77CF3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #77CF3B

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##77CF3B	#FFFFFF	#000000	##000000
##77CF3B	1.00	1.95	10.77	10.77
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.77	21.00	1.00	1.00
##000000	10.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE21

Deuteranopia (green-blind)

#CBB749

Tritanopia (blue-blind)

#74C7B2

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #77cf3b;
/* rgb */ color: rgb(119, 207, 59);
/* oklch */ color: oklch(77.1% 0.199 135.4);

Tailwind

colors: {
  custom: {
    50: '#a5de7a',
    500: '#77cf3b',
    950: '#000000',
  },
}

SCSS

$custom: #77cf3b;
$custom-light: #a5de7a;
$custom-dark: #000000;

JSON

{
  "hex": "#77cf3b",
  "rgb": {
    "r": 119,
    "g": 207,
    "b": 59
  },
  "hsl": {
    "h": 95.676,
    "s": 60.656,
    "l": 52.157
  },
  "oklch": {
    "l": 0.77065,
    "c": 0.19854,
    "h": 135.4
  },
  "luminance": 0.48863
}

Semantic roles & 50–950 ramp

primary

#77CF3B

secondary

#B993D3

accent

#44E4A3

background

#FAFDF7

surface

#F4FBEE

border

#CED4C9

text

#10150A

muted

#7F837C

Preview Lab

Preview with #77CF3B

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

Preview Lab → · Contrast checker → · Palette generator →