#BFC538#BFC538

#BFC538 is a light, vivid yellow. Relative luminance 0.513; OKLCH L 79.4% C 0.157 H 111.9°. Best body text is #000000 at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#BFC538
RGB	rgb(191, 197, 56)
HSL	hsl(63, 56%, 50%)
HSV	hsv(63, 72%, 77%)
CMYK	cmyk(3%, 0%, 71.6%, 22.7%)
CIE-LAB	lab(76.86, -18.91, 65.78)
CIE-LCH	lch(76.86, 68.44, 106.03°)
OKLab	oklab(79.4% -0.0586 0.1457)
OKLCH	oklch(79.4% 0.157 111.9)
XYZ	xyz(42.1673, 51.2954, 11.4204)
Luminance	0.5129 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BFC538 #3E38C5

analogous

#C58438 #BFC538 #79C538

triadic

#BFC538 #38BFC5 #C538BF

tetradic

#BFC538 #38C584 #3E38C5 #C53879

square

#BFC538 #38C584 #3E38C5 #C53879

split-complementary

#BFC538 #3879C5 #8438C5

monochromatic

#63661D #91952A #BFC538 #CFD467 #DEE196

Accessibility & contrast

On white

1.87

#BFC538 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.26

#BFC538 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BFC538

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BFC538	#FFFFFF	#000000	##000000
##BFC538	1.00	1.87	11.26	11.26
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.26	21.00	1.00	1.00
##000000	11.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BC1E

Deuteranopia (green-blind)

#D5BF43

Tritanopia (blue-blind)

#CCB9AA

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #bfc538;
/* rgb */ color: rgb(191, 197, 56);
/* oklch */ color: oklch(79.4% 0.157 111.9);

Tailwind

colors: {
  custom: {
    50: '#d6d678',
    500: '#bfc538',
    950: '#000000',
  },
}

SCSS

$custom: #bfc538;
$custom-light: #d6d678;
$custom-dark: #000000;

JSON

{
  "hex": "#bfc538",
  "rgb": {
    "r": 191,
    "g": 197,
    "b": 56
  },
  "hsl": {
    "h": 62.553,
    "s": 55.731,
    "l": 49.608
  },
  "oklch": {
    "l": 0.79401,
    "c": 0.15703,
    "h": 111.9
  },
  "luminance": 0.51294
}

Semantic roles & 50–950 ramp

primary

#BFC538

secondary

#343170

accent

#49DF4F

background

#FEFEFB

surface

#FCFBF1

border

#D5D4CB

text

#15140A

muted

#84837D

Preview Lab

Preview with #BFC538

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

Preview Lab → · Contrast checker → · Palette generator →