#B1A63F#B1A63F

#B1A63F is a light, vivid yellow. Relative luminance 0.370; OKLCH L 71.5% C 0.123 H 103.2°. Best body text is #000000 at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#B1A63F
RGB	rgb(177, 166, 63)
HSL	hsl(54, 48%, 47%)
HSV	hsv(54, 64%, 69%)
CMYK	cmyk(0%, 6.2%, 64.4%, 30.6%)
CIE-LAB	lab(67.26, -8.65, 52.96)
CIE-LCH	lch(67.26, 53.67, 99.28°)
OKLab	oklab(71.48% -0.0282 0.1202)
OKLCH	oklch(71.48% 0.123 103.2)
XYZ	xyz(32.6661, 36.9797, 10.1188)
Luminance	0.3698 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1A63F #3F4AB1

analogous

#B16D3F #B1A63F #83B13F

triadic

#B1A63F #3FB1A6 #A63FB1

tetradic

#B1A63F #3FB16D #3F4AB1 #B13F83

square

#B1A63F #3FB16D #3F4AB1 #B13F83

split-complementary

#B1A63F #3F83B1 #6D3FB1

monochromatic

#57511F #847C2F #B1A63F #C8BF65 #D8D192

Accessibility & contrast

On white

2.50

#B1A63F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.40

#B1A63F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1A63F

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1A63F	#FFFFFF	#000000	##000000
##B1A63F	1.00	2.50	8.40	8.40
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.40	21.00	1.00	1.00
##000000	8.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A132

Deuteranopia (green-blind)

#B8A645

Tritanopia (blue-blind)

#BE9B90

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #b1a63f;
/* rgb */ color: rgb(177, 166, 63);
/* oklch */ color: oklch(71.5% 0.123 103.2);

Tailwind

colors: {
  custom: {
    50: '#cbc079',
    500: '#b1a63f',
    950: '#000000',
  },
}

SCSS

$custom: #b1a63f;
$custom-light: #cbc079;
$custom-dark: #000000;

JSON

{
  "hex": "#b1a63f",
  "rgb": {
    "r": 177,
    "g": 166,
    "b": 63
  },
  "hsl": {
    "h": 54.211,
    "s": 47.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.7148,
    "c": 0.12349,
    "h": 103.2
  },
  "luminance": 0.36978
}

Semantic roles & 50–950 ramp

primary

#B1A63F

secondary

#888EC4

accent

#5ED751

background

#FCFBF7

surface

#F9F7EE

border

#D2D0C9

text

#141209

muted

#82817B

Preview Lab

Preview with #B1A63F

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

Preview Lab → · Contrast checker → · Palette generator →