#B1C238#B1C238

#B1C238 is a light, vivid yellow. Relative luminance 0.482; OKLCH L 77.6% C 0.158 H 116.3°. Best body text is #000000 at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#B1C238
RGB	rgb(177, 194, 56)
HSL	hsl(67, 55%, 49%)
HSV	hsv(67, 71%, 76%)
CMYK	cmyk(8.8%, 0%, 71.1%, 23.9%)
CIE-LAB	lab(74.96, -23.29, 63.57)
CIE-LCH	lch(74.96, 67.70, 110.12°)
OKLab	oklab(77.62% -0.07 0.1415)
OKLCH	oklch(77.62% 0.158 116.3)
XYZ	xyz(38.1380, 48.2167, 11.0383)
Luminance	0.4822 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1C238 #4938C2

analogous

#C28E38 #B1C238 #6CC238

triadic

#B1C238 #38B1C2 #C238B1

tetradic

#B1C238 #38C28E #4938C2 #C2386C

square

#B1C238 #38C28E #4938C2 #C2386C

split-complementary

#B1C238 #386CC2 #8E38C2

monochromatic

#5A631D #86932A #B1C238 #C5D265 #D7E094

Accessibility & contrast

On white

1.97

#B1C238 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.64

#B1C238 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1C238

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1C238	#FFFFFF	#000000	##000000
##B1C238	1.00	1.97	10.64	10.64
#FFFFFF	1.97	1.00	21.00	21.00
#000000	10.64	21.00	1.00	1.00
##000000	10.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB81F

Deuteranopia (green-blind)

#CEB943

Tritanopia (blue-blind)

#BCB7A7

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b1c238;
/* rgb */ color: rgb(177, 194, 56);
/* oklch */ color: oklch(77.6% 0.158 116.3);

Tailwind

colors: {
  custom: {
    50: '#ccd478',
    500: '#b1c238',
    950: '#000000',
  },
}

SCSS

$custom: #b1c238;
$custom-light: #ccd478;
$custom-dark: #000000;

JSON

{
  "hex": "#b1c238",
  "rgb": {
    "r": 177,
    "g": 194,
    "b": 56
  },
  "hsl": {
    "h": 67.391,
    "s": 55.2,
    "l": 49.02
  },
  "oklch": {
    "l": 0.77617,
    "c": 0.15785,
    "h": 116.3
  },
  "luminance": 0.48216
}

Semantic roles & 50–950 ramp

primary

#B1C238

secondary

#928ACB

accent

#49DF5C

background

#FCFCF7

surface

#F9F9EE

border

#D2D2C9

text

#141409

muted

#82827B

Preview Lab

Preview with #B1C238

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

Preview Lab → · Contrast checker → · Palette generator →