#B1BE39#B1BE39

#B1BE39 is a light, vivid yellow. Relative luminance 0.465; OKLCH L 76.7% C 0.153 H 114.9°. Best body text is #000000 at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#B1BE39
RGB	rgb(177, 190, 57)
HSL	hsl(66, 54%, 48%)
HSV	hsv(66, 70%, 75%)
CMYK	cmyk(6.8%, 0%, 70%, 25.5%)
CIE-LAB	lab(73.85, -21.27, 62.12)
CIE-LCH	lch(73.85, 65.66, 108.90°)
OKLab	oklab(76.73% -0.0643 0.1386)
OKLCH	oklch(76.73% 0.153 114.9)
XYZ	xyz(37.2844, 46.4701, 10.8756)
Luminance	0.4647 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BE39 #4639BE

analogous

#BE8839 #B1BE39 #6EBE39

triadic

#B1BE39 #39B1BE #BE39B1

tetradic

#B1BE39 #39BE88 #4639BE #BE396E

square

#B1BE39 #39BE88 #4639BE #BE396E

split-complementary

#B1BE39 #396EBE #8839BE

monochromatic

#59601D #858F2B #B1BE39 #C6D064 #D7DF93

Accessibility & contrast

On white

2.04

#B1BE39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.29

#B1BE39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BE39

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BE39	#FFFFFF	#000000	##000000
##B1BE39	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)

#CCB523

Deuteranopia (green-blind)

#CBB743

Tritanopia (blue-blind)

#BCB3A4

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #b1be39;
/* rgb */ color: rgb(177, 190, 57);
/* oklch */ color: oklch(76.7% 0.153 114.9);

Tailwind

colors: {
  custom: {
    50: '#ccd178',
    500: '#b1be39',
    950: '#000000',
  },
}

SCSS

$custom: #b1be39;
$custom-light: #ccd178;
$custom-dark: #000000;

JSON

{
  "hex": "#b1be39",
  "rgb": {
    "r": 177,
    "g": 190,
    "b": 57
  },
  "hsl": {
    "h": 65.865,
    "s": 53.846,
    "l": 48.431
  },
  "oklch": {
    "l": 0.76727,
    "c": 0.15277,
    "h": 114.9
  },
  "luminance": 0.46469
}

Semantic roles & 50–950 ramp

primary

#B1BE39

secondary

#8F89CA

accent

#4BDD59

background

#FCFCF7

surface

#F9F9EE

border

#D2D2C9

text

#141409

muted

#82827B

Preview Lab

Preview with #B1BE39

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

Preview Lab → · Contrast checker → · Palette generator →