#BFCB37#BFCB37

#BFCB37 is a light, vivid yellow. Relative luminance 0.541; OKLCH L 80.7% C 0.164 H 114.2°. Best body text is #000000 at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#BFCB37
RGB	rgb(191, 203, 55)
HSL	hsl(65, 59%, 51%)
HSV	hsv(65, 73%, 80%)
CMYK	cmyk(5.9%, 0%, 72.9%, 20.4%)
CIE-LAB	lab(78.50, -21.91, 67.70)
CIE-LCH	lch(78.50, 71.15, 107.93°)
OKLab	oklab(80.71% -0.0671 0.1496)
OKLCH	oklch(80.71% 0.164 114.2)
XYZ	xyz(43.5327, 54.0649, 11.7560)
Luminance	0.5406 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BFCB37 #4337CB

analogous

#CB8D37 #BFCB37 #75CB37

triadic

#BFCB37 #37BFCB #CB37BF

tetradic

#BFCB37 #37CB8D #4337CB #CB3775

square

#BFCB37 #37CB8D #4337CB #CB3775

split-complementary

#BFCB37 #3775CB #8D37CB

monochromatic

#656C1C #939C29 #BFCB37 #CFD868 #DEE498

Accessibility & contrast

On white

1.78

#BFCB37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.81

#BFCB37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BFCB37

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BFCB37	#FFFFFF	#000000	##000000
##BFCB37	1.00	1.78	11.81	11.81
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.81	21.00	1.00	1.00
##000000	11.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC119

Deuteranopia (green-blind)

#D9C443

Tritanopia (blue-blind)

#CCBFAF

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #bfcb37;
/* rgb */ color: rgb(191, 203, 55);
/* oklch */ color: oklch(80.7% 0.164 114.2);

Tailwind

colors: {
  custom: {
    50: '#d6da78',
    500: '#bfcb37',
    950: '#000000',
  },
}

SCSS

$custom: #bfcb37;
$custom-light: #d6da78;
$custom-dark: #000000;

JSON

{
  "hex": "#bfcb37",
  "rgb": {
    "r": 191,
    "g": 203,
    "b": 55
  },
  "hsl": {
    "h": 64.865,
    "s": 58.73,
    "l": 50.588
  },
  "oklch": {
    "l": 0.80714,
    "c": 0.16391,
    "h": 114.2
  },
  "luminance": 0.54064
}

Semantic roles & 50–950 ramp

primary

#BFCB37

secondary

#363175

accent

#46E253

background

#FEFEFB

surface

#FCFBF2

border

#D5D4CC

text

#15140A

muted

#84837D

Preview Lab

Preview with #BFCB37

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

Preview Lab → · Contrast checker → · Palette generator →