#BBB540#BBB540

#BBB540 is a light, vivid yellow. Relative luminance 0.440; OKLCH L 75.6% C 0.136 H 106.4°. Best body text is #000000 at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#BBB540
RGB	rgb(187, 181, 64)
HSL	hsl(57, 49%, 49%)
HSV	hsv(57, 66%, 73%)
CMYK	cmyk(0%, 3.2%, 65.8%, 26.7%)
CIE-LAB	lab(72.22, -12.09, 58.00)
CIE-LCH	lch(72.22, 59.25, 101.77°)
OKLab	oklab(75.63% -0.0384 0.1307)
OKLCH	oklch(75.63% 0.136 106.4)
XYZ	xyz(37.9442, 43.9840, 11.3405)
Luminance	0.4398 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BBB540 #4046BB

analogous

#BB7840 #BBB540 #84BB40

triadic

#BBB540 #40BBB5 #B540BB

tetradic

#BBB540 #40BB78 #4046BB #BB4084

square

#BBB540 #40BB78 #4046BB #BB4084

split-complementary

#BBB540 #4084BB #7840BB

monochromatic

#605D21 #8D8930 #BBB540 #CDC86C #DCD999

Accessibility & contrast

On white

2.14

#BBB540 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.80

#BBB540 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BBB540

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BBB540	#FFFFFF	#000000	##000000
##BBB540	1.00	2.14	9.80	9.80
#FFFFFF	2.14	1.00	21.00	21.00
#000000	9.80	21.00	1.00	1.00
##000000	9.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4AE30

Deuteranopia (green-blind)

#C7B347

Tritanopia (blue-blind)

#C8A99D

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #bbb540;
/* rgb */ color: rgb(187, 181, 64);
/* oklch */ color: oklch(75.6% 0.136 106.4);

Tailwind

colors: {
  custom: {
    50: '#d3ca7b',
    500: '#bbb540',
    950: '#000000',
  },
}

SCSS

$custom: #bbb540;
$custom-light: #d3ca7b;
$custom-dark: #000000;

JSON

{
  "hex": "#bbb540",
  "rgb": {
    "r": 187,
    "g": 181,
    "b": 64
  },
  "hsl": {
    "h": 57.073,
    "s": 49.004,
    "l": 49.216
  },
  "oklch": {
    "l": 0.75634,
    "c": 0.13628,
    "h": 106.4
  },
  "luminance": 0.43983
}

Semantic roles & 50–950 ramp

primary

#BBB540

secondary

#8F92C8

accent

#56D94F

background

#FDFCF7

surface

#FAF8EE

border

#D3D1C9

text

#15130A

muted

#83827C

Preview Lab

Preview with #BBB540

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

Preview Lab → · Contrast checker → · Palette generator →