#BFC639#BFC639

#BFC639 is a light, vivid yellow. Relative luminance 0.518; OKLCH L 79.6% C 0.157 H 112.3°. Best body text is #000000 at 11.35:1 contrast (WCAG AA passes).

Color values

HEX	#BFC639
RGB	rgb(191, 198, 57)
HSL	hsl(63, 55%, 50%)
HSV	hsv(63, 71%, 78%)
CMYK	cmyk(3.5%, 0%, 71.2%, 22.4%)
CIE-LAB	lab(77.14, -19.35, 65.70)
CIE-LCH	lch(77.14, 68.49, 106.41°)
OKLab	oklab(79.63% -0.0598 0.1457)
OKLCH	oklch(79.63% 0.157 112.3)
XYZ	xyz(42.4198, 51.7609, 11.6264)
Luminance	0.5176 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BFC639 #4039C6

analogous

#C68739 #BFC639 #78C639

triadic

#BFC639 #39BFC6 #C639BF

tetradic

#BFC639 #39C687 #4039C6 #C63978

square

#BFC639 #39C687 #4039C6 #C63978

split-complementary

#BFC639 #3978C6 #8739C6

monochromatic

#63671E #91962B #BFC639 #CED469 #DEE198

Accessibility & contrast

On white

1.85

#BFC639 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.35

#BFC639 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BFC639

11.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BFC639	#FFFFFF	#000000	##000000
##BFC639	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)

#D5BD1F

Deuteranopia (green-blind)

#D5C044

Tritanopia (blue-blind)

#CCBAAB

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #bfc639;
/* rgb */ color: rgb(191, 198, 57);
/* oklch */ color: oklch(79.6% 0.157 112.3);

Tailwind

colors: {
  custom: {
    50: '#d6d779',
    500: '#bfc639',
    950: '#000000',
  },
}

SCSS

$custom: #bfc639;
$custom-light: #d6d779;
$custom-dark: #000000;

JSON

{
  "hex": "#bfc639",
  "rgb": {
    "r": 191,
    "g": 198,
    "b": 57
  },
  "hsl": {
    "h": 62.979,
    "s": 55.294,
    "l": 50
  },
  "oklch": {
    "l": 0.79627,
    "c": 0.15748,
    "h": 112.3
  },
  "luminance": 0.5176
}

Semantic roles & 50–950 ramp

primary

#BFC639

secondary

#353271

accent

#49DF51

background

#FEFEFB

surface

#FCFBF2

border

#D5D4CC

text

#15140A

muted

#84837D

Preview Lab

Preview with #BFC639

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

Preview Lab → · Contrast checker → · Palette generator →