#B1BE31#B1BE31

#B1BE31 is a light, vivid yellow. Relative luminance 0.464; OKLCH L 76.7% C 0.158 H 114.8°. Best body text is #000000 at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#B1BE31
RGB	rgb(177, 190, 49)
HSL	hsl(66, 59%, 47%)
HSV	hsv(66, 74%, 75%)
CMYK	cmyk(6.8%, 0%, 74.2%, 25.5%)
CIE-LAB	lab(73.80, -21.67, 64.88)
CIE-LCH	lch(73.80, 68.40, 108.47°)
OKLab	oklab(76.67% -0.0662 0.143)
OKLCH	oklch(76.67% 0.158 114.8)
XYZ	xyz(37.1004, 46.3964, 9.9061)
Luminance	0.4640 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BE31 #3E31BE

analogous

#BE8531 #B1BE31 #6BBE31

triadic

#B1BE31 #31B1BE #BE31B1

tetradic

#B1BE31 #31BE85 #3E31BE #BE316B

square

#B1BE31 #31BE85 #3E31BE #BE316B

split-complementary

#B1BE31 #316BBE #8531BE

monochromatic

#565D18 #848D24 #B1BE31 #C9D458 #D8E189

Accessibility & contrast

On white

2.04

#B1BE31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.28

#B1BE31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BE31

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BE31	#FFFFFF	#000000	##000000
##B1BE31	1.00	2.04	10.28	10.28
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.28	21.00	1.00	1.00
##000000	10.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCB412

Deuteranopia (green-blind)

#CBB73D

Tritanopia (blue-blind)

#BDB3A3

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #b1be31;
/* rgb */ color: rgb(177, 190, 49);
/* oklch */ color: oklch(76.7% 0.158 114.8);

Tailwind

colors: {
  custom: {
    50: '#ccd174',
    500: '#b1be31',
    950: '#000000',
  },
}

SCSS

$custom: #b1be31;
$custom-light: #ccd174;
$custom-dark: #000000;

JSON

{
  "hex": "#b1be31",
  "rgb": {
    "r": 177,
    "g": 190,
    "b": 49
  },
  "hsl": {
    "h": 65.532,
    "s": 58.996,
    "l": 46.863
  },
  "oklch": {
    "l": 0.76673,
    "c": 0.15759,
    "h": 114.8
  },
  "luminance": 0.46396
}

Semantic roles & 50–950 ramp

primary

#B1BE31

secondary

#8780CA

accent

#46E254

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141409

muted

#83827B

Preview Lab

Preview with #B1BE31

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

Preview Lab → · Contrast checker → · Palette generator →