#B1BE37#B1BE37

#B1BE37 is a light, vivid yellow. Relative luminance 0.465; OKLCH L 76.7% C 0.154 H 114.9°. Best body text is #000000 at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#B1BE37
RGB	rgb(177, 190, 55)
HSL	hsl(66, 55%, 48%)
HSV	hsv(66, 71%, 75%)
CMYK	cmyk(6.8%, 0%, 71.1%, 25.5%)
CIE-LAB	lab(73.84, -21.37, 62.83)
CIE-LCH	lch(73.84, 66.37, 108.79°)
OKLab	oklab(76.71% -0.0648 0.1397)
OKLCH	oklch(76.71% 0.154 114.9)
XYZ	xyz(37.2355, 46.4505, 10.6180)
Luminance	0.4645 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BE37 #4437BE

analogous

#BE8737 #B1BE37 #6DBE37

triadic

#B1BE37 #37B1BE #BE37B1

tetradic

#B1BE37 #37BE87 #4437BE #BE376D

square

#B1BE37 #37BE87 #4437BE #BE376D

split-complementary

#B1BE37 #376DBE #8737BE

monochromatic

#595F1C #858F29 #B1BE37 #C6D161 #D7DF90

Accessibility & contrast

On white

2.04

#B1BE37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.29

#B1BE37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BE37

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BE37	#FFFFFF	#000000	##000000
##B1BE37	1.00	2.04	10.29	10.29
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.29	21.00	1.00	1.00
##000000	10.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCB41F

Deuteranopia (green-blind)

#CBB742

Tritanopia (blue-blind)

#BCB3A4

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #b1be37;
/* rgb */ color: rgb(177, 190, 55);
/* oklch */ color: oklch(76.7% 0.154 114.9);

Tailwind

colors: {
  custom: {
    50: '#ccd177',
    500: '#b1be37',
    950: '#000000',
  },
}

SCSS

$custom: #b1be37;
$custom-light: #ccd177;
$custom-dark: #000000;

JSON

{
  "hex": "#b1be37",
  "rgb": {
    "r": 177,
    "g": 190,
    "b": 55
  },
  "hsl": {
    "h": 65.778,
    "s": 55.102,
    "l": 48.039
  },
  "oklch": {
    "l": 0.76712,
    "c": 0.15404,
    "h": 114.9
  },
  "luminance": 0.4645
}

Semantic roles & 50–950 ramp

primary

#B1BE37

secondary

#8D87CA

accent

#49DE58

background

#FCFCF7

surface

#F9F9EE

border

#D2D2C9

text

#141409

muted

#82827B

Preview Lab

Preview with #B1BE37

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

Preview Lab → · Contrast checker → · Palette generator →