#BFD03B#BFD03B

#BFD03B is a light, vivid yellow. Relative luminance 0.565; OKLCH L 81.8% C 0.167 H 115.9°. Best body text is #000000 at 12.30:1 contrast (WCAG AA passes).

Color values

HEX	#BFD03B
RGB	rgb(191, 208, 59)
HSL	hsl(67, 61%, 52%)
HSV	hsv(67, 72%, 82%)
CMYK	cmyk(8.2%, 0%, 71.6%, 18.4%)
CIE-LAB	lab(79.90, -24.15, 67.67)
CIE-LCH	lch(79.90, 71.85, 109.64°)
OKLab	oklab(81.85% -0.0729 0.1502)
OKLCH	oklch(81.85% 0.167 115.9)
XYZ	xyz(44.8323, 56.5046, 12.6816)
Luminance	0.5650 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BFD03B #4C3BD0

analogous

#D0973B #BFD03B #74D03B

triadic

#BFD03B #3BBFD0 #D03BBF

tetradic

#BFD03B #3BD097 #4C3BD0 #D03B74

square

#BFD03B #3BD097 #4C3BD0 #D03B74

split-complementary

#BFD03B #3B74D0 #973BD0

monochromatic

#6B751C #98A628 #BFD03B #CFDC6C #DFE89E

Accessibility & contrast

On white

1.71

#BFD03B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.30

#BFD03B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BFD03B

12.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BFD03B	#FFFFFF	#000000	##000000
##BFD03B	1.00	1.71	12.30	12.30
#FFFFFF	1.71	1.00	21.00	21.00
#000000	12.30	21.00	1.00	1.00
##000000	12.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC51F

Deuteranopia (green-blind)

#DDC747

Tritanopia (blue-blind)

#CBC4B3

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #bfd03b;
/* rgb */ color: rgb(191, 208, 59);
/* oklch */ color: oklch(81.8% 0.167 115.9);

Tailwind

colors: {
  custom: {
    50: '#d6de7b',
    500: '#bfd03b',
    950: '#000000',
  },
}

SCSS

$custom: #bfd03b;
$custom-light: #d6de7b;
$custom-dark: #000000;

JSON

{
  "hex": "#bfd03b",
  "rgb": {
    "r": 191,
    "g": 208,
    "b": 59
  },
  "hsl": {
    "h": 66.846,
    "s": 61.317,
    "l": 52.353
  },
  "oklch": {
    "l": 0.81845,
    "c": 0.16696,
    "h": 115.9
  },
  "luminance": 0.56504
}

Semantic roles & 50–950 ramp

primary

#BFD03B

secondary

#3B327D

accent

#43E456

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#15150A

muted

#84847D

Preview Lab

Preview with #BFD03B

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

Preview Lab → · Contrast checker → · Palette generator →