#B1C92B#B1C92B

#B1C92B is a light, vivid yellow. Relative luminance 0.513; OKLCH L 79.1% C 0.173 H 118.4°. Best body text is #000000 at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#B1C92B
RGB	rgb(177, 201, 43)
HSL	hsl(69, 65%, 48%)
HSV	hsv(69, 79%, 79%)
CMYK	cmyk(11.9%, 0%, 78.6%, 21.2%)
CIE-LAB	lab(76.86, -27.26, 69.54)
CIE-LCH	lch(76.86, 74.69, 111.41°)
OKLab	oklab(79.12% -0.0821 0.1519)
OKLCH	oklch(79.12% 0.173 118.4)
XYZ	xyz(39.4551, 51.2952, 10.1075)
Luminance	0.5130 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1C92B #432BC9

analogous

#C9922B #B1C92B #62C92B

triadic

#B1C92B #2BB1C9 #C92BB1

tetradic

#B1C92B #2BC992 #432BC9 #C92B62

square

#B1C92B #2BC992 #432BC9 #C92B62

split-complementary

#B1C92B #2B62C9 #922BC9

monochromatic

#586415 #859720 #B1C92B #C7DB56 #D8E689

Accessibility & contrast

On white

1.87

#B1C92B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.26

#B1C92B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1C92B

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1C92B	#FFFFFF	#000000	##000000
##B1C92B	1.00	1.87	11.26	11.26
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.26	21.00	1.00	1.00
##000000	11.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BE00

Deuteranopia (green-blind)

#D4BE3B

Tritanopia (blue-blind)

#BCBEAC

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #b1c92b;
/* rgb */ color: rgb(177, 201, 43);
/* oklch */ color: oklch(79.1% 0.173 118.4);

Tailwind

colors: {
  custom: {
    50: '#ccd972',
    500: '#b1c92b',
    950: '#000000',
  },
}

SCSS

$custom: #b1c92b;
$custom-light: #ccd972;
$custom-dark: #000000;

JSON

{
  "hex": "#b1c92b",
  "rgb": {
    "r": 177,
    "g": 201,
    "b": 43
  },
  "hsl": {
    "h": 69.114,
    "s": 64.754,
    "l": 47.843
  },
  "oklch": {
    "l": 0.7912,
    "c": 0.17264,
    "h": 118.4
  },
  "luminance": 0.51295
}

Semantic roles & 50–950 ramp

primary

#B1C92B

secondary

#342A6F

accent

#40E85A

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#141409

muted

#83837D

Preview Lab

Preview with #B1C92B

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

Preview Lab → · Contrast checker → · Palette generator →