#BFC638#BFC638

#BFC638 is a light, vivid yellow. Relative luminance 0.517; OKLCH L 79.6% C 0.158 H 112.3°. Best body text is #000000 at 11.35:1 contrast (WCAG AA passes).

Color values

HEX	#BFC638
RGB	rgb(191, 198, 56)
HSL	hsl(63, 56%, 50%)
HSV	hsv(63, 72%, 78%)
CMYK	cmyk(3.5%, 0%, 71.7%, 22.4%)
CIE-LAB	lab(77.13, -19.40, 66.04)
CIE-LCH	lch(77.13, 68.83, 106.37°)
OKLab	oklab(79.62% -0.06 0.1462)
OKLCH	oklch(79.62% 0.158 112.3)
XYZ	xyz(42.3951, 51.7511, 11.4963)
Luminance	0.5175 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BFC638 #3F38C6

analogous

#C68638 #BFC638 #78C638

triadic

#BFC638 #38BFC6 #C638BF

tetradic

#BFC638 #38C686 #3F38C6 #C63878

square

#BFC638 #38C686 #3F38C6 #C63878

split-complementary

#BFC638 #3878C6 #8638C6

monochromatic

#63671D #91962B #BFC638 #CFD467 #DEE297

Accessibility & contrast

On white

1.85

#BFC638 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.35

#BFC638 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BFC638

11.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BFC638	#FFFFFF	#000000	##000000
##BFC638	1.00	1.85	11.35	11.35
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.35	21.00	1.00	1.00
##000000	11.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BD1D

Deuteranopia (green-blind)

#D5C043

Tritanopia (blue-blind)

#CCBAAB

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #bfc638;
/* rgb */ color: rgb(191, 198, 56);
/* oklch */ color: oklch(79.6% 0.158 112.3);

Tailwind

colors: {
  custom: {
    50: '#d6d778',
    500: '#bfc638',
    950: '#000000',
  },
}

SCSS

$custom: #bfc638;
$custom-light: #d6d778;
$custom-dark: #000000;

JSON

{
  "hex": "#bfc638",
  "rgb": {
    "r": 191,
    "g": 198,
    "b": 56
  },
  "hsl": {
    "h": 62.958,
    "s": 55.906,
    "l": 49.804
  },
  "oklch": {
    "l": 0.7962,
    "c": 0.15807,
    "h": 112.3
  },
  "luminance": 0.5175
}

Semantic roles & 50–950 ramp

primary

#BFC638

secondary

#343171

accent

#49DF50

background

#FEFEFB

surface

#FCFBF1

border

#D5D4CB

text

#15140A

muted

#84837D

Preview Lab

Preview with #BFC638

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

Preview Lab → · Contrast checker → · Palette generator →