#B1BE33#B1BE33

#B1BE33 is a light, vivid yellow. Relative luminance 0.464; OKLCH L 76.7% C 0.156 H 114.8°. Best body text is #000000 at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#B1BE33
RGB	rgb(177, 190, 51)
HSL	hsl(66, 58%, 47%)
HSV	hsv(66, 73%, 75%)
CMYK	cmyk(6.8%, 0%, 73.2%, 25.5%)
CIE-LAB	lab(73.81, -21.57, 64.22)
CIE-LCH	lch(73.81, 67.74, 108.57°)
OKLab	oklab(76.69% -0.0657 0.142)
OKLCH	oklch(76.69% 0.156 114.8)
XYZ	xyz(37.1435, 46.4137, 10.1334)
Luminance	0.4641 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BE33 #4033BE

analogous

#BE8633 #B1BE33 #6BBE33

triadic

#B1BE33 #33B1BE #BE33B1

tetradic

#B1BE33 #33BE86 #4033BE #BE336B

square

#B1BE33 #33BE86 #4033BE #BE336B

split-complementary

#B1BE33 #336BBE #8633BE

monochromatic

#575E19 #848E26 #B1BE33 #C8D35B #D8E08B

Accessibility & contrast

On white

2.04

#B1BE33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.28

#B1BE33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BE33

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BE33	#FFFFFF	#000000	##000000
##B1BE33	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)

#CCB417

Deuteranopia (green-blind)

#CBB73F

Tritanopia (blue-blind)

#BDB3A3

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #b1be33;
/* rgb */ color: rgb(177, 190, 51);
/* oklch */ color: oklch(76.7% 0.156 114.8);

Tailwind

colors: {
  custom: {
    50: '#ccd175',
    500: '#b1be33',
    950: '#000000',
  },
}

SCSS

$custom: #b1be33;
$custom-light: #ccd175;
$custom-dark: #000000;

JSON

{
  "hex": "#b1be33",
  "rgb": {
    "r": 177,
    "g": 190,
    "b": 51
  },
  "hsl": {
    "h": 65.612,
    "s": 57.676,
    "l": 47.255
  },
  "oklch": {
    "l": 0.76686,
    "c": 0.15645,
    "h": 114.8
  },
  "luminance": 0.46413
}

Semantic roles & 50–950 ramp

primary

#B1BE33

secondary

#8983CA

accent

#47E155

background

#FCFCF7

surface

#F9F9ED

border

#D2D2C8

text

#141409

muted

#82827B

Preview Lab

Preview with #B1BE33

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

Preview Lab → · Contrast checker → · Palette generator →