#B3BF39#B3BF39

#B3BF39 is a light, vivid yellow. Relative luminance 0.471; OKLCH L 77.1% C 0.153 H 114.5°. Best body text is #000000 at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#B3BF39
RGB	rgb(179, 191, 57)
HSL	hsl(65, 54%, 49%)
HSV	hsv(65, 70%, 75%)
CMYK	cmyk(6.3%, 0%, 70.2%, 25.1%)
CIE-LAB	lab(74.28, -20.92, 62.59)
CIE-LCH	lch(74.28, 66.00, 108.48°)
OKLab	oklab(77.11% -0.0635 0.1395)
OKLCH	oklch(77.11% 0.153 114.5)
XYZ	xyz(37.9608, 47.1414, 10.9696)
Luminance	0.4714 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3BF39 #4539BF

analogous

#BF8839 #B3BF39 #70BF39

triadic

#B3BF39 #39B3BF #BF39B3

tetradic

#B3BF39 #39BF88 #4539BF #BF3970

square

#B3BF39 #39BF88 #4539BF #BF3970

split-complementary

#B3BF39 #3970BF #8839BF

monochromatic

#5B611D #87902B #B3BF39 #C7D164 #D8DF93

Accessibility & contrast

On white

2.01

#B3BF39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.43

#B3BF39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3BF39

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3BF39	#FFFFFF	#000000	##000000
##B3BF39	1.00	2.01	10.43	10.43
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.43	21.00	1.00	1.00
##000000	10.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB622

Deuteranopia (green-blind)

#CCB843

Tritanopia (blue-blind)

#BFB4A5

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #b3bf39;
/* rgb */ color: rgb(179, 191, 57);
/* oklch */ color: oklch(77.1% 0.153 114.5);

Tailwind

colors: {
  custom: {
    50: '#cdd278',
    500: '#b3bf39',
    950: '#000000',
  },
}

SCSS

$custom: #b3bf39;
$custom-light: #cdd278;
$custom-dark: #000000;

JSON

{
  "hex": "#b3bf39",
  "rgb": {
    "r": 179,
    "g": 191,
    "b": 57
  },
  "hsl": {
    "h": 65.373,
    "s": 54.032,
    "l": 48.627
  },
  "oklch": {
    "l": 0.77109,
    "c": 0.15328,
    "h": 114.5
  },
  "luminance": 0.47141
}

Semantic roles & 50–950 ramp

primary

#B3BF39

secondary

#8F8ACA

accent

#4ADD58

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#141409

muted

#83827B

Preview Lab

Preview with #B3BF39

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

Preview Lab → · Contrast checker → · Palette generator →