#B3771D#B3771D

#B3771D is a mid, vivid orange. Relative luminance 0.229; OKLCH L 61.8% C 0.123 H 71.2°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#B3771D
RGB	rgb(179, 119, 29)
HSL	hsl(36, 72%, 41%)
HSV	hsv(36, 84%, 70%)
CMYK	cmyk(0%, 33.5%, 83.8%, 29.8%)
CIE-LAB	lab(54.94, 16.34, 54.53)
CIE-LCH	lch(54.94, 56.92, 73.31°)
OKLab	oklab(61.75% 0.0397 0.1166)
OKLCH	oklch(61.75% 0.123 71.2)
XYZ	xyz(25.4110, 22.8684, 4.2379)
Luminance	0.2287 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3771D #1D59B3

analogous

#B32C1D #B3771D #A4B31D

triadic

#B3771D #1DB377 #771DB3

tetradic

#B3771D #1DB32C #1D59B3 #B31DA4

square

#B3771D #1DB32C #1D59B3 #B31DA4

split-complementary

#B3771D #1DA4B3 #2C1DB3

monochromatic

#4A310C #7E5414 #B3771D #DD9830 #E6B264

Accessibility & contrast

On white

3.77

#B3771D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#B3771D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B3771D

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3771D	#FFFFFF	#000000	##000000
##B3771D	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7B08

Deuteranopia (green-blind)

#9A8920

Tritanopia (blue-blind)

#C46866

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #b3771d;
/* rgb */ color: rgb(179, 119, 29);
/* oklch */ color: oklch(61.8% 0.123 71.2);

Tailwind

colors: {
  custom: {
    50: '#cf9e62',
    500: '#b3771d',
    950: '#000000',
  },
}

SCSS

$custom: #b3771d;
$custom-light: #cf9e62;
$custom-dark: #000000;

JSON

{
  "hex": "#b3771d",
  "rgb": {
    "r": 179,
    "g": 119,
    "b": 29
  },
  "hsl": {
    "h": 36,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.61751,
    "c": 0.12313,
    "h": 71.2
  },
  "luminance": 0.22866
}

Semantic roles & 50–950 ramp

primary

#B3771D

secondary

#618BCB

accent

#82EF39

background

#FDF9F6

surface

#FBF2EB

border

#D4CCC6

text

#150E05

muted

#837E7A

Preview Lab

Preview with #B3771D

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

Preview Lab → · Contrast checker → · Palette generator →