#B1BA31#B1BA31

#B1BA31 is a light, vivid yellow. Relative luminance 0.447; OKLCH L 75.8% C 0.153 H 113.3°. Best body text is #000000 at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#B1BA31
RGB	rgb(177, 186, 49)
HSL	hsl(64, 58%, 46%)
HSV	hsv(64, 74%, 73%)
CMYK	cmyk(4.8%, 0%, 73.7%, 27.1%)
CIE-LAB	lab(72.69, -19.68, 63.82)
CIE-LCH	lch(72.69, 66.79, 107.14°)
OKLab	oklab(75.78% -0.0606 0.1408)
OKLCH	oklch(75.78% 0.153 113.3)
XYZ	xyz(36.2459, 44.6875, 9.6213)
Luminance	0.4469 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1BA31 #3A31BA

analogous

#BA7E31 #B1BA31 #6CBA31

triadic

#B1BA31 #31B1BA #BA31B1

tetradic

#B1BA31 #31BA7E #3A31BA #BA316C

square

#B1BA31 #31BA7E #3A31BA #BA316C

split-complementary

#B1BA31 #316CBA #7E31BA

monochromatic

#555917 #838A24 #B1BA31 #CAD256 #D9DF86

Accessibility & contrast

On white

2.11

#B1BA31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.94

#B1BA31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1BA31

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1BA31	#FFFFFF	#000000	##000000
##B1BA31	1.00	2.11	9.94	9.94
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.94	21.00	1.00	1.00
##000000	9.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B114

Deuteranopia (green-blind)

#C8B43C

Tritanopia (blue-blind)

#BDAFA0

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #b1ba31;
/* rgb */ color: rgb(177, 186, 49);
/* oklch */ color: oklch(75.8% 0.153 113.3);

Tailwind

colors: {
  custom: {
    50: '#ccce73',
    500: '#b1ba31',
    950: '#000000',
  },
}

SCSS

$custom: #b1ba31;
$custom-light: #ccce73;
$custom-dark: #000000;

JSON

{
  "hex": "#b1ba31",
  "rgb": {
    "r": 177,
    "g": 186,
    "b": 49
  },
  "hsl": {
    "h": 63.942,
    "s": 58.298,
    "l": 46.078
  },
  "oklch": {
    "l": 0.75778,
    "c": 0.15331,
    "h": 113.3
  },
  "luminance": 0.44687
}

Semantic roles & 50–950 ramp

primary

#B1BA31

secondary

#837EC9

accent

#46E250

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141309

muted

#83827B

Preview Lab

Preview with #B1BA31

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

Preview Lab → · Contrast checker → · Palette generator →