#BFB737#BFB737

#BFB737 is a light, vivid yellow. Relative luminance 0.452; OKLCH L 76.3% C 0.144 H 105.8°. Best body text is #000000 at 10.04:1 contrast (WCAG AA passes).

Color values

HEX	#BFB737
RGB	rgb(191, 183, 55)
HSL	hsl(56, 55%, 48%)
HSV	hsv(56, 71%, 75%)
CMYK	cmyk(0%, 4.2%, 71.2%, 25.1%)
CIE-LAB	lab(73.04, -11.88, 62.44)
CIE-LCH	lch(73.04, 63.56, 100.78°)
OKLab	oklab(76.35% -0.039 0.1385)
OKLCH	oklch(76.35% 0.144 105.8)
XYZ	xyz(39.1105, 45.2206, 10.2820)
Luminance	0.4522 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BFB737 #373FBF

analogous

#BF7337 #BFB737 #83BF37

triadic

#BFB737 #37BFB7 #B737BF

tetradic

#BFB737 #37BF73 #373FBF #BF3783

square

#BFB737 #37BF73 #373FBF #BF3783

split-complementary

#BFB737 #3783BF #7337BF

monochromatic

#605C1C #8F8929 #BFB737 #D2CB62 #DFDB91

Accessibility & contrast

On white

2.09

#BFB737 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.04

#BFB737 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BFB737

10.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BFB737	#FFFFFF	#000000	##000000
##BFB737	1.00	2.09	10.04	10.04
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.04	21.00	1.00	1.00
##000000	10.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B021

Deuteranopia (green-blind)

#CAB640

Tritanopia (blue-blind)

#CDAB9E

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #bfb737;
/* rgb */ color: rgb(191, 183, 55);
/* oklch */ color: oklch(76.3% 0.144 105.8);

Tailwind

colors: {
  custom: {
    50: '#d6cc76',
    500: '#bfb737',
    950: '#000000',
  },
}

SCSS

$custom: #bfb737;
$custom-light: #d6cc76;
$custom-dark: #000000;

JSON

{
  "hex": "#bfb737",
  "rgb": {
    "r": 191,
    "g": 183,
    "b": 55
  },
  "hsl": {
    "h": 56.471,
    "s": 55.285,
    "l": 48.235
  },
  "oklch": {
    "l": 0.76348,
    "c": 0.14385,
    "h": 105.8
  },
  "luminance": 0.45219
}

Semantic roles & 50–950 ramp

primary

#BFB737

secondary

#888BCA

accent

#52DF49

background

#FDFCF7

surface

#FBF8ED

border

#D4D1C8

text

#151309

muted

#83827B

Preview Lab

Preview with #BFB737

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

Preview Lab → · Contrast checker → · Palette generator →