#B3711E#B3711E

#B3711E is a mid, vivid orange. Relative luminance 0.215; OKLCH L 60.6% C 0.124 H 66.3°. Best body text is #000000 at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#B3711E
RGB	rgb(179, 113, 30)
HSL	hsl(33, 71%, 41%)
HSV	hsv(33, 83%, 70%)
CMYK	cmyk(0%, 36.9%, 83.2%, 29.8%)
CIE-LAB	lab(53.48, 19.72, 52.91)
CIE-LCH	lch(53.48, 56.46, 69.56°)
OKLab	oklab(60.62% 0.0496 0.1133)
OKLCH	oklch(60.62% 0.124 66.3)
XYZ	xyz(24.7319, 21.4902, 4.0736)
Luminance	0.2149 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3711E #1E60B3

analogous

#B3261E #B3711E #AAB31E

triadic

#B3711E #1EB371 #711EB3

tetradic

#B3711E #1EB326 #1E60B3 #B31EAA

square

#B3711E #1EB326 #1E60B3 #B31EAA

split-complementary

#B3711E #1EAAB3 #261EB3

monochromatic

#4A2F0C #7F5015 #B3711E #DD9132 #E5AD66

Accessibility & contrast

On white

3.96

#B3711E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.30

#B3711E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B3711E

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3711E	#FFFFFF	#000000	##000000
##B3711E	1.00	3.96	5.30	5.30
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.30	21.00	1.00	1.00
##000000	5.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#86760D

Deuteranopia (green-blind)

#968620

Tritanopia (blue-blind)

#C46161

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #b3711e;
/* rgb */ color: rgb(179, 113, 30);
/* oklch */ color: oklch(60.6% 0.124 66.3);

Tailwind

colors: {
  custom: {
    50: '#d09a62',
    500: '#b3711e',
    950: '#000000',
  },
}

SCSS

$custom: #b3711e;
$custom-light: #d09a62;
$custom-dark: #000000;

JSON

{
  "hex": "#b3711e",
  "rgb": {
    "r": 179,
    "g": 113,
    "b": 30
  },
  "hsl": {
    "h": 33.423,
    "s": 71.292,
    "l": 40.98
  },
  "oklch": {
    "l": 0.60622,
    "c": 0.12367,
    "h": 66.3
  },
  "luminance": 0.21488
}

Semantic roles & 50–950 ramp

primary

#B3711E

secondary

#6290CB

accent

#8AEE3A

background

#FDF9F6

surface

#FBF2EB

border

#D4CCC6

text

#150E05

muted

#837E7A

Preview Lab

Preview with #B3711E

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

Preview Lab → · Contrast checker → · Palette generator →