#BFBB37#BFBB37

#BFBB37 is a light, vivid yellow. Relative luminance 0.469; OKLCH L 77.2% C 0.148 H 107.7°. Best body text is #000000 at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#BFBB37
RGB	rgb(191, 187, 55)
HSL	hsl(58, 55%, 48%)
HSV	hsv(58, 71%, 75%)
CMYK	cmyk(0%, 2.1%, 71.2%, 25.1%)
CIE-LAB	lab(74.12, -13.93, 63.49)
CIE-LCH	lch(74.12, 65.00, 102.37°)
OKLab	oklab(77.21% -0.0448 0.1407)
OKLCH	oklch(77.21% 0.148 107.7)
XYZ	xyz(39.9473, 46.8942, 10.5609)
Luminance	0.4689 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BFBB37 #373BBF

analogous

#BF7737 #BFBB37 #7FBF37

triadic

#BFBB37 #37BFBB #BB37BF

tetradic

#BFBB37 #37BF77 #373BBF #BF377F

square

#BFBB37 #37BF77 #373BBF #BF377F

split-complementary

#BFBB37 #377FBF #7737BF

monochromatic

#605E1C #8F8C29 #BFBB37 #D2CE62 #DFDD91

Accessibility & contrast

On white

2.02

#BFBB37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.38

#BFBB37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BFBB37

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BFBB37	#FFFFFF	#000000	##000000
##BFBB37	1.00	2.02	10.38	10.38
#FFFFFF	2.02	1.00	21.00	21.00
#000000	10.38	21.00	1.00	1.00
##000000	10.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB420

Deuteranopia (green-blind)

#CDB841

Tritanopia (blue-blind)

#CDAFA1

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #bfbb37;
/* rgb */ color: rgb(191, 187, 55);
/* oklch */ color: oklch(77.2% 0.148 107.7);

Tailwind

colors: {
  custom: {
    50: '#d6cf77',
    500: '#bfbb37',
    950: '#000000',
  },
}

SCSS

$custom: #bfbb37;
$custom-light: #d6cf77;
$custom-dark: #000000;

JSON

{
  "hex": "#bfbb37",
  "rgb": {
    "r": 191,
    "g": 187,
    "b": 55
  },
  "hsl": {
    "h": 58.235,
    "s": 55.285,
    "l": 48.235
  },
  "oklch": {
    "l": 0.77213,
    "c": 0.14764,
    "h": 107.7
  },
  "luminance": 0.46893
}

Semantic roles & 50–950 ramp

primary

#BFBB37

secondary

#888ACA

accent

#4EDF49

background

#FDFCF7

surface

#FBF9EE

border

#D4D2C9

text

#151309

muted

#83827B

Preview Lab

Preview with #BFBB37

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

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