#B1B040#B1B040

#B1B040 is a light, vivid yellow. Relative luminance 0.408; OKLCH L 73.7% C 0.133 H 108.8°. Best body text is #000000 at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#B1B040
RGB	rgb(177, 176, 64)
HSL	hsl(59, 47%, 47%)
HSV	hsv(59, 64%, 69%)
CMYK	cmyk(0%, 0.6%, 63.8%, 30.6%)
CIE-LAB	lab(70.01, -13.79, 55.44)
CIE-LCH	lch(70.01, 57.13, 103.97°)
OKLab	oklab(73.67% -0.0427 0.1256)
OKLCH	oklch(73.67% 0.133 108.8)
XYZ	xyz(34.5833, 40.7689, 10.8970)
Luminance	0.4077 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1B040 #4041B1

analogous

#B17840 #B1B040 #7AB140

triadic

#B1B040 #40B1B0 #B040B1

tetradic

#B1B040 #40B178 #4041B1 #B1407A

square

#B1B040 #40B178 #4041B1 #B1407A

split-complementary

#B1B040 #407AB1 #7840B1

monochromatic

#57571F #848330 #B1B040 #C8C766 #D8D793

Accessibility & contrast

On white

2.29

#B1B040 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.15

#B1B040 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1B040

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1B040	#FFFFFF	#000000	##000000
##B1B040	1.00	2.29	9.15	9.15
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.15	21.00	1.00	1.00
##000000	9.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA932

Deuteranopia (green-blind)

#BFAD47

Tritanopia (blue-blind)

#BDA599

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #b1b040;
/* rgb */ color: rgb(177, 176, 64);
/* oklch */ color: oklch(73.7% 0.133 108.8);

Tailwind

colors: {
  custom: {
    50: '#cbc77a',
    500: '#b1b040',
    950: '#000000',
  },
}

SCSS

$custom: #b1b040;
$custom-light: #cbc77a;
$custom-dark: #000000;

JSON

{
  "hex": "#b1b040",
  "rgb": {
    "r": 177,
    "g": 176,
    "b": 64
  },
  "hsl": {
    "h": 59.469,
    "s": 46.888,
    "l": 47.255
  },
  "oklch": {
    "l": 0.73674,
    "c": 0.13267,
    "h": 108.8
  },
  "luminance": 0.40768
}

Semantic roles & 50–950 ramp

primary

#B1B040

secondary

#898AC3

accent

#52D751

background

#FCFCF7

surface

#F9F8EE

border

#D2D1C9

text

#14130A

muted

#82827C

Preview Lab

Preview with #B1B040

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

Preview Lab → · Contrast checker → · Palette generator →