#B3921F#B3921F

#B3921F is a light, vivid yellow. Relative luminance 0.302; OKLCH L 67.2% C 0.129 H 91.3°. Best body text is #000000 at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#B3921F
RGB	rgb(179, 146, 31)
HSL	hsl(47, 70%, 41%)
HSV	hsv(47, 83%, 70%)
CMYK	cmyk(0%, 18.4%, 82.7%, 29.8%)
CIE-LAB	lab(61.86, 1.45, 59.87)
CIE-LCH	lch(61.86, 59.89, 88.61°)
OKLab	oklab(67.18% -0.003 0.1288)
OKLCH	oklch(67.18% 0.129 91.3)
XYZ	xyz(29.1184, 30.2423, 5.5997)
Luminance	0.3024 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3921F #1F40B3

analogous

#B3481F #B3921F #8AB31F

triadic

#B3921F #1FB392 #921FB3

tetradic

#B3921F #1FB348 #1F40B3 #B31F8A

square

#B3921F #1FB348 #1F40B3 #B31F8A

split-complementary

#B3921F #1F8AB3 #481FB3

monochromatic

#4B3D0D #7F6716 #B3921F #DCB633 #E5C968

Accessibility & contrast

On white

2.98

#B3921F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.05

#B3921F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3921F

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3921F	#FFFFFF	#000000	##000000
##B3921F	1.00	2.98	7.05	7.05
#FFFFFF	2.98	1.00	21.00	21.00
#000000	7.05	21.00	1.00	1.00
##000000	7.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A39000

Deuteranopia (green-blind)

#AB9927

Tritanopia (blue-blind)

#C2857D

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #b3921f;
/* rgb */ color: rgb(179, 146, 31);
/* oklch */ color: oklch(67.2% 0.129 91.3);

Tailwind

colors: {
  custom: {
    50: '#ceb166',
    500: '#b3921f',
    950: '#000000',
  },
}

SCSS

$custom: #b3921f;
$custom-light: #ceb166;
$custom-dark: #000000;

JSON

{
  "hex": "#b3921f",
  "rgb": {
    "r": 179,
    "g": 146,
    "b": 31
  },
  "hsl": {
    "h": 46.622,
    "s": 70.476,
    "l": 41.176
  },
  "oklch": {
    "l": 0.67183,
    "c": 0.12878,
    "h": 91.3
  },
  "luminance": 0.3024
}

Semantic roles & 50–950 ramp

primary

#B3921F

secondary

#647ACA

accent

#62ED3B

background

#FDFAF6

surface

#FAF4EB

border

#D3CEC6

text

#141006

muted

#837F7A

Preview Lab

Preview with #B3921F

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

Preview Lab → · Contrast checker → · Palette generator →