#77BB31#77BB31

#77BB31 is a light, vivid yellow-green. Relative luminance 0.397; OKLCH L 72.0% C 0.180 H 132.5°. Best body text is #000000 at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#77BB31
RGB	rgb(119, 187, 49)
HSL	hsl(90, 58%, 46%)
HSV	hsv(90, 74%, 73%)
CMYK	cmyk(36.4%, 0%, 73.8%, 26.7%)
CIE-LAB	lab(69.24, -43.14, 59.21)
CIE-LCH	lch(69.24, 73.26, 126.07°)
OKLab	oklab(72.04% -0.1216 0.1326)
OKLCH	oklch(72.04% 0.18 132.5)
XYZ	xyz(25.9321, 39.6832, 9.1984)
Luminance	0.3968 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#77BB31 #7531BB

analogous

#BBBA31 #77BB31 #32BB31

triadic

#77BB31 #3177BB #BB3177

tetradic

#77BB31 #31BBBA #7531BB #BB3132

square

#77BB31 #31BBBA #7531BB #BB3132

split-complementary

#77BB31 #3132BB #BA31BB

monochromatic

#395A18 #588B24 #77BB31 #96D356 #B4E087

Accessibility & contrast

On white

2.35

#77BB31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.94

#77BB31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #77BB31

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##77BB31	#FFFFFF	#000000	##000000
##77BB31	1.00	2.35	8.94	8.94
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.94	21.00	1.00	1.00
##000000	8.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AC15

Deuteranopia (green-blind)

#BAA73E

Tritanopia (blue-blind)

#78B3A0

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #77bb31;
/* rgb */ color: rgb(119, 187, 49);
/* oklch */ color: oklch(72.0% 0.180 132.5);

Tailwind

colors: {
  custom: {
    50: '#a3d073',
    500: '#77bb31',
    950: '#000000',
  },
}

SCSS

$custom: #77bb31;
$custom-light: #a3d073;
$custom-dark: #000000;

JSON

{
  "hex": "#77bb31",
  "rgb": {
    "r": 119,
    "g": 187,
    "b": 49
  },
  "hsl": {
    "h": 89.565,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.72036,
    "c": 0.17989,
    "h": 132.5
  },
  "luminance": 0.39684
}

Semantic roles & 50–950 ramp

primary

#77BB31

secondary

#A37FC9

accent

#46E293

background

#FAFCF7

surface

#F4F9ED

border

#CED2C8

text

#101409

muted

#7F827B

Preview Lab

Preview with #77BB31

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

Preview Lab → · Contrast checker → · Palette generator →