#BFCB51#BFCB51

#BFCB51 is a light, vivid yellow. Relative luminance 0.544; OKLCH L 80.9% C 0.146 H 114.4°. Best body text is #000000 at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#BFCB51
RGB	rgb(191, 203, 81)
HSL	hsl(66, 54%, 56%)
HSV	hsv(66, 60%, 80%)
CMYK	cmyk(5.9%, 0%, 60.1%, 20.4%)
CIE-LAB	lab(78.68, -20.37, 57.83)
CIE-LCH	lch(78.68, 61.32, 109.41°)
OKLab	oklab(80.92% -0.0603 0.1327)
OKLCH	oklch(80.92% 0.146 114.4)
XYZ	xyz(44.3280, 54.3831, 15.9448)
Luminance	0.5438 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BFCB51 #5D51CB

analogous

#CB9A51 #BFCB51 #82CB51

triadic

#BFCB51 #51BFCB #CB51BF

tetradic

#BFCB51 #51CB9A #5D51CB #CB5182

square

#BFCB51 #51CB9A #5D51CB #CB5182

split-complementary

#BFCB51 #5182CB #9A51CB

monochromatic

#747C25 #A0AC33 #BFCB51 #D0D980 #E2E7AF

Accessibility & contrast

On white

1.77

#BFCB51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.88

#BFCB51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BFCB51

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BFCB51	#FFFFFF	#000000	##000000
##BFCB51	1.00	1.77	11.88	11.88
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.88	21.00	1.00	1.00
##000000	11.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C243

Deuteranopia (green-blind)

#D8C459

Tritanopia (blue-blind)

#CAC0B1

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #bfcb51;
/* rgb */ color: rgb(191, 203, 81);
/* oklch */ color: oklch(80.9% 0.146 114.4);

Tailwind

colors: {
  custom: {
    50: '#d5da87',
    500: '#bfcb51',
    950: '#000000',
  },
}

SCSS

$custom: #bfcb51;
$custom-light: #d5da87;
$custom-dark: #000000;

JSON

{
  "hex": "#bfcb51",
  "rgb": {
    "r": 191,
    "g": 203,
    "b": 81
  },
  "hsl": {
    "h": 65.902,
    "s": 53.982,
    "l": 55.686
  },
  "oklch": {
    "l": 0.80921,
    "c": 0.14577,
    "h": 114.4
  },
  "luminance": 0.54382
}

Semantic roles & 50–950 ramp

primary

#BFCB51

secondary

#433C84

accent

#4ADD59

background

#FEFEFC

surface

#FBFBF3

border

#D4D4CD

text

#15140C

muted

#84837F

Preview Lab

Preview with #BFCB51

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

Preview Lab → · Contrast checker → · Palette generator →