#B16131#B16131

#B16131 is a mid, vivid orange. Relative luminance 0.181; OKLCH L 57.6% C 0.121 H 49.4°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#B16131
RGB	rgb(177, 97, 49)
HSL	hsl(23, 57%, 44%)
HSV	hsv(23, 72%, 69%)
CMYK	cmyk(0%, 45.2%, 72.3%, 30.6%)
CIE-LAB	lab(49.64, 28.47, 40.64)
CIE-LCH	lch(49.64, 49.62, 54.99°)
OKLab	oklab(57.65% 0.0785 0.0916)
OKLCH	oklch(57.65% 0.121 49.4)
XYZ	xyz(22.9625, 18.1208, 5.1935)
Luminance	0.1812 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B16131 #3181B1

analogous

#B13141 #B16131 #B1A131

triadic

#B16131 #31B161 #6131B1

tetradic

#B16131 #41B131 #3181B1 #A131B1

square

#B16131 #41B131 #3181B1 #A131B1

split-complementary

#B16131 #31B1A1 #3141B1

monochromatic

#512C16 #814724 #B16131 #CF8051 #DCA380

Accessibility & contrast

On white

4.54

#B16131 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#B16131 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B16131

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B16131	#FFFFFF	#000000	##000000
##B16131	1.00	4.54	4.62	4.62
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#786B2C

Deuteranopia (green-blind)

#8B7D30

Tritanopia (blue-blind)

#C25156

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #b16131;
/* rgb */ color: rgb(177, 97, 49);
/* oklch */ color: oklch(57.6% 0.121 49.4);

Tailwind

colors: {
  custom: {
    50: '#ce8f6b',
    500: '#b16131',
    950: '#000000',
  },
}

SCSS

$custom: #b16131;
$custom-light: #ce8f6b;
$custom-dark: #000000;

JSON

{
  "hex": "#b16131",
  "rgb": {
    "r": 177,
    "g": 97,
    "b": 49
  },
  "hsl": {
    "h": 22.5,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.57648,
    "c": 0.12064,
    "h": 49.4
  },
  "luminance": 0.18118
}

Semantic roles & 50–950 ramp

primary

#B16131

secondary

#79A8C5

accent

#A7E048

background

#FDF8F6

surface

#FAF0EB

border

#D3CBC6

text

#150C07

muted

#837D7A

Preview Lab

Preview with #B16131

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

Preview Lab → · Contrast checker → · Palette generator →