#B9BF39#B9BF39

#B9BF39 is a light, vivid yellow. Relative luminance 0.479; OKLCH L 77.6% C 0.152 H 112.0°. Best body text is #000000 at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#B9BF39
RGB	rgb(185, 191, 57)
HSL	hsl(63, 54%, 49%)
HSV	hsv(63, 70%, 75%)
CMYK	cmyk(3.1%, 0%, 70.2%, 25.1%)
CIE-LAB	lab(74.74, -18.40, 63.21)
CIE-LCH	lch(74.74, 65.83, 106.23°)
OKLab	oklab(77.6% -0.0568 0.1406)
OKLCH	oklch(77.6% 0.152 112)
XYZ	xyz(39.3781, 47.8722, 11.0360)
Luminance	0.4787 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9BF39 #3F39BF

analogous

#BF8239 #B9BF39 #76BF39

triadic

#B9BF39 #39B9BF #BF39B9

tetradic

#B9BF39 #39BF82 #3F39BF #BF3976

square

#B9BF39 #39BF82 #3F39BF #BF3976

split-complementary

#B9BF39 #3976BF #8239BF

monochromatic

#5E611D #8B902B #B9BF39 #CCD164 #DCDF93

Accessibility & contrast

On white

1.99

#B9BF39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.57

#B9BF39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9BF39

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9BF39	#FFFFFF	#000000	##000000
##B9BF39	1.00	1.99	10.57	10.57
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.57	21.00	1.00	1.00
##000000	10.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB622

Deuteranopia (green-blind)

#CEBA43

Tritanopia (blue-blind)

#C6B3A5

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b9bf39;
/* rgb */ color: rgb(185, 191, 57);
/* oklch */ color: oklch(77.6% 0.152 112.0);

Tailwind

colors: {
  custom: {
    50: '#d1d278',
    500: '#b9bf39',
    950: '#000000',
  },
}

SCSS

$custom: #b9bf39;
$custom-light: #d1d278;
$custom-dark: #000000;

JSON

{
  "hex": "#b9bf39",
  "rgb": {
    "r": 185,
    "g": 191,
    "b": 57
  },
  "hsl": {
    "h": 62.687,
    "s": 54.032,
    "l": 48.627
  },
  "oklch": {
    "l": 0.77596,
    "c": 0.15165,
    "h": 112
  },
  "luminance": 0.47871
}

Semantic roles & 50–950 ramp

primary

#B9BF39

secondary

#8D8ACA

accent

#4ADD51

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#141409

muted

#83827B

Preview Lab

Preview with #B9BF39

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

Preview Lab → · Contrast checker → · Palette generator →