#B1CB3A#B1CB3A

#B1CB3A is a light, vivid yellow-green. Relative luminance 0.524; OKLCH L 79.7% C 0.167 H 119.3°. Best body text is #000000 at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#B1CB3A
RGB	rgb(177, 203, 58)
HSL	hsl(71, 58%, 51%)
HSV	hsv(71, 71%, 80%)
CMYK	cmyk(12.8%, 0%, 71.4%, 20.4%)
CIE-LAB	lab(77.50, -27.53, 65.34)
CIE-LCH	lch(77.50, 70.91, 112.85°)
OKLab	oklab(79.66% -0.0816 0.1455)
OKLCH	oklch(79.66% 0.167 119.3)
XYZ	xyz(40.2519, 52.3647, 11.9891)
Luminance	0.5236 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1CB3A #543ACB

analogous

#CB9C3A #B1CB3A #68CB3A

triadic

#B1CB3A #3AB1CB #CB3AB1

tetradic

#B1CB3A #3ACB9C #543ACB #CB3A68

square

#B1CB3A #3ACB9C #543ACB #CB3A68

split-complementary

#B1CB3A #3A68CB #9C3ACB

monochromatic

#5F6E1D #899E2A #B1CB3A #C4D86A #D7E59B

Accessibility & contrast

On white

1.83

#B1CB3A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.47

#B1CB3A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1CB3A

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1CB3A	#FFFFFF	#000000	##000000
##B1CB3A	1.00	1.83	11.47	11.47
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.47	21.00	1.00	1.00
##000000	11.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C01F

Deuteranopia (green-blind)

#D5C046

Tritanopia (blue-blind)

#BBC0AF

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #b1cb3a;
/* rgb */ color: rgb(177, 203, 58);
/* oklch */ color: oklch(79.7% 0.167 119.3);

Tailwind

colors: {
  custom: {
    50: '#ccda7a',
    500: '#b1cb3a',
    950: '#000000',
  },
}

SCSS

$custom: #b1cb3a;
$custom-light: #ccda7a;
$custom-dark: #000000;

JSON

{
  "hex": "#b1cb3a",
  "rgb": {
    "r": 177,
    "g": 203,
    "b": 58
  },
  "hsl": {
    "h": 70.759,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.79661,
    "c": 0.16684,
    "h": 119.3
  },
  "luminance": 0.52364
}

Semantic roles & 50–950 ramp

primary

#B1CB3A

secondary

#3E3277

accent

#46E162

background

#FEFEFB

surface

#FBFBF2

border

#D4D4CC

text

#14140A

muted

#83837D

Preview Lab

Preview with #B1CB3A

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

Preview Lab → · Contrast checker → · Palette generator →