#B1BE2B#B1BE2B

#B1BE2B is a light, vivid yellow. Relative luminance 0.463; OKLCH L 76.6% C 0.161 H 114.8°. Best body text is #000000 at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#B1BE2B
RGB	rgb(177, 190, 43)
HSL	hsl(65, 63%, 46%)
HSV	hsv(65, 77%, 75%)
CMYK	cmyk(6.8%, 0%, 77.4%, 25.5%)
CIE-LAB	lab(73.77, -21.92, 66.75)
CIE-LCH	lch(73.77, 70.26, 108.18°)
OKLab	oklab(76.64% -0.0674 0.146)
OKLCH	oklch(76.64% 0.161 114.8)
XYZ	xyz(36.9821, 46.3491, 9.2831)
Luminance	0.4635 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BE2B #382BBE

analogous

#BE812B #B1BE2B #67BE2B

triadic

#B1BE2B #2BB1BE #BE2BB1

tetradic

#B1BE2B #2BBE81 #382BBE #BE2B67

square

#B1BE2B #2BBE81 #382BBE #BE2B67

split-complementary

#B1BE2B #2B67BE #812BBE

monochromatic

#545A14 #838C20 #B1BE2B #CBD74F #DAE281

Accessibility & contrast

On white

2.04

#B1BE2B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.27

#B1BE2B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BE2B

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BE2B	#FFFFFF	#000000	##000000
##B1BE2B	1.00	2.04	10.27	10.27
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.27	21.00	1.00	1.00
##000000	10.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCB400

Deuteranopia (green-blind)

#CBB639

Tritanopia (blue-blind)

#BDB3A3

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #b1be2b;
/* rgb */ color: rgb(177, 190, 43);
/* oklch */ color: oklch(76.6% 0.161 114.8);

Tailwind

colors: {
  custom: {
    50: '#ccd171',
    500: '#b1be2b',
    950: '#000000',
  },
}

SCSS

$custom: #b1be2b;
$custom-light: #ccd171;
$custom-dark: #000000;

JSON

{
  "hex": "#b1be2b",
  "rgb": {
    "r": 177,
    "g": 190,
    "b": 43
  },
  "hsl": {
    "h": 65.306,
    "s": 63.09,
    "l": 45.686
  },
  "oklch": {
    "l": 0.76639,
    "c": 0.16075,
    "h": 114.8
  },
  "luminance": 0.46348
}

Semantic roles & 50–950 ramp

primary

#B1BE2B

secondary

#817ACB

accent

#42E650

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141408

muted

#83827B

Preview Lab

Preview with #B1BE2B

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

Preview Lab → · Contrast checker → · Palette generator →