#BBC138#BBC138

#BBC138 is a light, vivid yellow. Relative luminance 0.490; OKLCH L 78.2% C 0.154 H 112.0°. Best body text is #000000 at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#BBC138
RGB	rgb(187, 193, 56)
HSL	hsl(63, 55%, 49%)
HSV	hsv(63, 71%, 76%)
CMYK	cmyk(3.1%, 0%, 71%, 24.3%)
CIE-LAB	lab(75.45, -18.60, 64.31)
CIE-LCH	lch(75.45, 66.94, 106.13°)
OKLab	oklab(78.19% -0.0575 0.1427)
OKLCH	oklch(78.19% 0.154 112)
XYZ	xyz(40.2786, 48.9912, 11.0751)
Luminance	0.4899 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBC138 #3E38C1

analogous

#C18338 #BBC138 #77C138

triadic

#BBC138 #38BBC1 #C138BB

tetradic

#BBC138 #38C183 #3E38C1 #C13877

square

#BBC138 #38C183 #3E38C1 #C13877

split-complementary

#BBC138 #3877C1 #8338C1

monochromatic

#5F621C #8D922A #BBC138 #CDD264 #DCE094

Accessibility & contrast

On white

1.94

#BBC138 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.80

#BBC138 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBC138

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBC138	#FFFFFF	#000000	##000000
##BBC138	1.00	1.94	10.80	10.80
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.80	21.00	1.00	1.00
##000000	10.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B81F

Deuteranopia (green-blind)

#D0BB43

Tritanopia (blue-blind)

#C8B5A6

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #bbc138;
/* rgb */ color: rgb(187, 193, 56);
/* oklch */ color: oklch(78.2% 0.154 112.0);

Tailwind

colors: {
  custom: {
    50: '#d3d378',
    500: '#bbc138',
    950: '#000000',
  },
}

SCSS

$custom: #bbc138;
$custom-light: #d3d378;
$custom-dark: #000000;

JSON

{
  "hex": "#bbc138",
  "rgb": {
    "r": 187,
    "g": 193,
    "b": 56
  },
  "hsl": {
    "h": 62.628,
    "s": 55.02,
    "l": 48.824
  },
  "oklch": {
    "l": 0.78194,
    "c": 0.15387,
    "h": 112
  },
  "luminance": 0.4899
}

Semantic roles & 50–950 ramp

primary

#BBC138

secondary

#8D8ACB

accent

#49DE50

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#151409

muted

#83827B

Preview Lab

Preview with #BBC138

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

Preview Lab → · Contrast checker → · Palette generator →