#B1603D#B1603D

#B1603D is a mid, moderate orange. Relative luminance 0.180; OKLCH L 57.6% C 0.116 H 43.3°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#B1603D
RGB	rgb(177, 96, 61)
HSL	hsl(18, 49%, 47%)
HSV	hsv(18, 66%, 69%)
CMYK	cmyk(0%, 45.8%, 65.5%, 30.6%)
CIE-LAB	lab(49.56, 29.71, 34.16)
CIE-LCH	lch(49.56, 45.27, 48.99°)
OKLab	oklab(57.63% 0.0843 0.0796)
OKLCH	oklch(57.63% 0.116 43.3)
XYZ	xyz(23.1585, 18.0523, 6.6788)
Luminance	0.1805 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1603D #3D8EB1

analogous

#B13D54 #B1603D #B19A3D

triadic

#B1603D #3DB160 #603DB1

tetradic

#B1603D #54B13D #3D8EB1 #9A3DB1

square

#B1603D #54B13D #3D8EB1 #9A3DB1

split-complementary

#B1603D #3DB19A #3D54B1

monochromatic

#562F1E #83472D #B1603D #C98162 #D9A690

Accessibility & contrast

On white

4.56

#B1603D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#B1603D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B1603D

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1603D	#FFFFFF	#000000	##000000
##B1603D	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#766B3A

Deuteranopia (green-blind)

#897D3C

Tritanopia (blue-blind)

#C15158

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #b1603d;
/* rgb */ color: rgb(177, 96, 61);
/* oklch */ color: oklch(57.6% 0.116 43.3);

Tailwind

colors: {
  custom: {
    50: '#cd8e73',
    500: '#b1603d',
    950: '#000000',
  },
}

SCSS

$custom: #b1603d;
$custom-light: #cd8e73;
$custom-dark: #000000;

JSON

{
  "hex": "#b1603d",
  "rgb": {
    "r": 177,
    "g": 96,
    "b": 61
  },
  "hsl": {
    "h": 18.103,
    "s": 48.739,
    "l": 46.667
  },
  "oklch": {
    "l": 0.5763,
    "c": 0.11596,
    "h": 43.3
  },
  "luminance": 0.1805
}

Semantic roles & 50–950 ramp

primary

#B1603D

secondary

#86B1C4

accent

#AFD850

background

#FDF8F7

surface

#FAF0ED

border

#D3CBC8

text

#140C08

muted

#837D7B

Preview Lab

Preview with #B1603D

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

Preview Lab → · Contrast checker → · Palette generator →