#B1D03E#B1D03E

#B1D03E is a light, vivid yellow-green. Relative luminance 0.548; OKLCH L 80.8% C 0.170 H 120.8°. Best body text is #000000 at 11.96:1 contrast (WCAG AA passes).

Color values

HEX	#B1D03E
RGB	rgb(177, 208, 62)
HSL	hsl(73, 61%, 53%)
HSV	hsv(73, 70%, 82%)
CMYK	cmyk(14.9%, 0%, 70.2%, 18.4%)
CIE-LAB	lab(78.93, -29.68, 65.33)
CIE-LCH	lch(78.93, 71.75, 114.44°)
OKLab	oklab(80.82% -0.0872 0.1461)
OKLCH	oklch(80.82% 0.17 120.8)
XYZ	xyz(41.5575, 54.8067, 12.9459)
Luminance	0.5481 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1D03E #5D3ED0

analogous

#D0A63E #B1D03E #68D03E

triadic

#B1D03E #3EB1D0 #D03EB1

tetradic

#B1D03E #3ED0A6 #5D3ED0 #D03E68

square

#B1D03E #3ED0A6 #5D3ED0 #D03E68

split-complementary

#B1D03E #3E68D0 #A63ED0

monochromatic

#64771D #8DA829 #B1D03E #C5DC6F #D9E8A0

Accessibility & contrast

On white

1.76

#B1D03E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.96

#B1D03E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1D03E

11.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1D03E	#FFFFFF	#000000	##000000
##B1D03E	1.00	1.76	11.96	11.96
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.96	21.00	1.00	1.00
##000000	11.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC425

Deuteranopia (green-blind)

#D9C44A

Tritanopia (blue-blind)

#BBC5B3

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #b1d03e;
/* rgb */ color: rgb(177, 208, 62);
/* oklch */ color: oklch(80.8% 0.170 120.8);

Tailwind

colors: {
  custom: {
    50: '#ccde7c',
    500: '#b1d03e',
    950: '#000000',
  },
}

SCSS

$custom: #b1d03e;
$custom-light: #ccde7c;
$custom-dark: #000000;

JSON

{
  "hex": "#b1d03e",
  "rgb": {
    "r": 177,
    "g": 208,
    "b": 62
  },
  "hsl": {
    "h": 72.74,
    "s": 60.833,
    "l": 52.941
  },
  "oklch": {
    "l": 0.80822,
    "c": 0.17016,
    "h": 120.8
  },
  "luminance": 0.54807
}

Semantic roles & 50–950 ramp

primary

#B1D03E

secondary

#43337F

accent

#44E466

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B1D03E

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

Preview Lab → · Contrast checker → · Palette generator →