#A0631B#A0631B

#A0631B is a mid, moderate orange. Relative luminance 0.165; OKLCH L 55.5% C 0.114 H 64.8°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#A0631B
RGB	rgb(160, 99, 27)
HSL	hsl(32, 71%, 37%)
HSV	hsv(32, 83%, 63%)
CMYK	cmyk(0%, 38.1%, 83.1%, 37.3%)
CIE-LAB	lab(47.60, 19.04, 47.87)
CIE-LCH	lch(47.60, 51.52, 68.31°)
OKLab	oklab(55.52% 0.0485 0.1028)
OKLCH	oklch(55.52% 0.114 64.8)
XYZ	xyz(19.1585, 16.4783, 3.2084)
Luminance	0.1648 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0631B #1B58A0

analogous

#A0201B #A0631B #9BA01B

triadic

#A0631B #1BA063 #631BA0

tetradic

#A0631B #1BA020 #1B58A0 #A01B9B

square

#A0631B #1BA020 #1B58A0 #A01B9B

split-complementary

#A0631B #1B9BA0 #201BA0

monochromatic

#372209 #6C4312 #A0631B #D48324 #E2A153

Accessibility & contrast

On white

4.89

#A0631B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#A0631B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A0631B

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0631B	#FFFFFF	#000000	##FFFFFF
##A0631B	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#76680D

Deuteranopia (green-blind)

#85771C

Tritanopia (blue-blind)

#AF5555

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #a0631b;
/* rgb */ color: rgb(160, 99, 27);
/* oklch */ color: oklch(55.5% 0.114 64.8);

Tailwind

colors: {
  custom: {
    50: '#c28f5e',
    500: '#a0631b',
    950: '#000000',
  },
}

SCSS

$custom: #a0631b;
$custom-light: #c28f5e;
$custom-dark: #000000;

JSON

{
  "hex": "#a0631b",
  "rgb": {
    "r": 160,
    "g": 99,
    "b": 27
  },
  "hsl": {
    "h": 32.481,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.55524,
    "c": 0.11367,
    "h": 64.8
  },
  "luminance": 0.16476
}

Semantic roles & 50–950 ramp

primary

#A0631B

secondary

#5287C5

accent

#8CEE3A

background

#FCF8F5

surface

#F9F0E9

border

#D2CBC5

text

#140C05

muted

#827D79

Preview Lab

Preview with #A0631B

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

Preview Lab → · Contrast checker → · Palette generator →