#BBC738#BBC738

#BBC738 is a light, vivid yellow. Relative luminance 0.517; OKLCH L 79.5% C 0.160 H 114.3°. Best body text is #000000 at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#BBC738
RGB	rgb(187, 199, 56)
HSL	hsl(65, 56%, 50%)
HSV	hsv(65, 72%, 78%)
CMYK	cmyk(6%, 0%, 71.9%, 22%)
CIE-LAB	lab(77.10, -21.57, 65.91)
CIE-LCH	lch(77.10, 69.35, 108.12°)
OKLab	oklab(79.52% -0.0658 0.1461)
OKLCH	oklch(79.52% 0.16 114.3)
XYZ	xyz(41.6319, 51.6980, 11.5262)
Luminance	0.5170 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBC738 #4438C7

analogous

#C78B38 #BBC738 #74C738

triadic

#BBC738 #38BBC7 #C738BB

tetradic

#BBC738 #38C78B #4438C7 #C73874

square

#BBC738 #38C78B #4438C7 #C73874

split-complementary

#BBC738 #3874C7 #8B38C7

monochromatic

#61671D #8E972B #BBC738 #CBD468 #DCE298

Accessibility & contrast

On white

1.85

#BBC738 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.34

#BBC738 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBC738

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBC738	#FFFFFF	#000000	##000000
##BBC738	1.00	1.85	11.34	11.34
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.34	21.00	1.00	1.00
##000000	11.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BD1D

Deuteranopia (green-blind)

#D5C044

Tritanopia (blue-blind)

#C7BBAB

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #bbc738;
/* rgb */ color: rgb(187, 199, 56);
/* oklch */ color: oklch(79.5% 0.160 114.3);

Tailwind

colors: {
  custom: {
    50: '#d3d778',
    500: '#bbc738',
    950: '#000000',
  },
}

SCSS

$custom: #bbc738;
$custom-light: #d3d778;
$custom-dark: #000000;

JSON

{
  "hex": "#bbc738",
  "rgb": {
    "r": 187,
    "g": 199,
    "b": 56
  },
  "hsl": {
    "h": 65.035,
    "s": 56.078,
    "l": 50
  },
  "oklch": {
    "l": 0.79519,
    "c": 0.16023,
    "h": 114.3
  },
  "luminance": 0.51697
}

Semantic roles & 50–950 ramp

primary

#BBC738

secondary

#373272

accent

#48DF55

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#15140A

muted

#84837D

Preview Lab

Preview with #BBC738

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

Preview Lab → · Contrast checker → · Palette generator →