#B1582C#B1582C

#B1582C is a mid, vivid orange. Relative luminance 0.165; OKLCH L 56.1% C 0.129 H 44.9°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#B1582C
RGB	rgb(177, 88, 44)
HSL	hsl(20, 60%, 43%)
HSV	hsv(20, 75%, 69%)
CMYK	cmyk(0%, 50.3%, 75.1%, 30.6%)
CIE-LAB	lab(47.64, 33.06, 41.05)
CIE-LCH	lch(47.64, 52.71, 51.16°)
OKLab	oklab(56.1% 0.0916 0.0914)
OKLCH	oklch(56.1% 0.129 44.9)
XYZ	xyz(22.0779, 16.5111, 4.4067)
Luminance	0.1651 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1582C #2C85B1

analogous

#B12C42 #B1582C #B19A2C

triadic

#B1582C #2CB158 #582CB1

tetradic

#B1582C #42B12C #2C85B1 #9A2CB1

square

#B1582C #42B12C #2C85B1 #9A2CB1

split-complementary

#B1582C #2CB19A #2C42B1

monochromatic

#4F2714 #804020 #B1582C #D27649 #DE9B7A

Accessibility & contrast

On white

4.88

#B1582C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#B1582C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1582C

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1582C	#FFFFFF	#000000	##FFFFFF
##B1582C	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#716527

Deuteranopia (green-blind)

#86792A

Tritanopia (blue-blind)

#C2454F

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #b1582c;
/* rgb */ color: rgb(177, 88, 44);
/* oklch */ color: oklch(56.1% 0.129 44.9);

Tailwind

colors: {
  custom: {
    50: '#cf8967',
    500: '#b1582c',
    950: '#000000',
  },
}

SCSS

$custom: #b1582c;
$custom-light: #cf8967;
$custom-dark: #000000;

JSON

{
  "hex": "#b1582c",
  "rgb": {
    "r": 177,
    "g": 88,
    "b": 44
  },
  "hsl": {
    "h": 19.85,
    "s": 60.181,
    "l": 43.333
  },
  "oklch": {
    "l": 0.56097,
    "c": 0.12937,
    "h": 44.9
  },
  "luminance": 0.16508
}

Semantic roles & 50–950 ramp

primary

#B1582C

secondary

#73AAC6

accent

#AFE344

background

#FDF8F6

surface

#FBF0EB

border

#D4CBC6

text

#150B06

muted

#837C7A

Preview Lab

Preview with #B1582C

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

Preview Lab → · Contrast checker → · Palette generator →