#BBC538#BBC538

#BBC538 is a light, vivid yellow. Relative luminance 0.508; OKLCH L 79.1% C 0.158 H 113.5°. Best body text is #000000 at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#BBC538
RGB	rgb(187, 197, 56)
HSL	hsl(64, 56%, 50%)
HSV	hsv(64, 72%, 77%)
CMYK	cmyk(5.1%, 0%, 71.6%, 22.7%)
CIE-LAB	lab(76.55, -20.59, 65.37)
CIE-LCH	lch(76.55, 68.54, 107.48°)
OKLab	oklab(79.08% -0.0631 0.145)
OKLCH	oklch(79.08% 0.158 113.5)
XYZ	xyz(41.1748, 50.7837, 11.3738)
Luminance	0.5078 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBC538 #4238C5

analogous

#C58838 #BBC538 #75C538

triadic

#BBC538 #38BBC5 #C538BB

tetradic

#BBC538 #38C588 #4238C5 #C53875

square

#BBC538 #38C588 #4238C5 #C53875

split-complementary

#BBC538 #3875C5 #8838C5

monochromatic

#61661D #8E952A #BBC538 #CCD467 #DCE196

Accessibility & contrast

On white

1.88

#BBC538 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.16

#BBC538 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBC538

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBC538	#FFFFFF	#000000	##000000
##BBC538	1.00	1.88	11.16	11.16
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.16	21.00	1.00	1.00
##000000	11.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BB1E

Deuteranopia (green-blind)

#D3BE43

Tritanopia (blue-blind)

#C7B9AA

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #bbc538;
/* rgb */ color: rgb(187, 197, 56);
/* oklch */ color: oklch(79.1% 0.158 113.5);

Tailwind

colors: {
  custom: {
    50: '#d3d678',
    500: '#bbc538',
    950: '#000000',
  },
}

SCSS

$custom: #bbc538;
$custom-light: #d3d678;
$custom-dark: #000000;

JSON

{
  "hex": "#bbc538",
  "rgb": {
    "r": 187,
    "g": 197,
    "b": 56
  },
  "hsl": {
    "h": 64.255,
    "s": 55.731,
    "l": 49.608
  },
  "oklch": {
    "l": 0.79076,
    "c": 0.15808,
    "h": 113.5
  },
  "luminance": 0.50783
}

Semantic roles & 50–950 ramp

primary

#BBC538

secondary

#363170

accent

#49DF53

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#15140A

muted

#84837D

Preview Lab

Preview with #BBC538

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

Preview Lab → · Contrast checker → · Palette generator →