#A0431C#A0431C

#A0431C is a mid, vivid orange. Relative luminance 0.116; OKLCH L 50.1% C 0.134 H 41.1°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#A0431C
RGB	rgb(160, 67, 28)
HSL	hsl(18, 70%, 37%)
HSV	hsv(18, 83%, 63%)
CMYK	cmyk(0%, 58.1%, 82.5%, 37.3%)
CIE-LAB	lab(40.53, 36.47, 40.99)
CIE-LCH	lch(40.53, 54.86, 48.34°)
OKLab	oklab(50.11% 0.1008 0.088)
OKLCH	oklch(50.11% 0.134 41.1)
XYZ	xyz(16.7157, 11.5740, 2.4522)
Luminance	0.1157 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0431C #1C79A0

analogous

#A01C37 #A0431C #A0851C

triadic

#A0431C #1CA043 #431CA0

tetradic

#A0431C #37A01C #1C79A0 #851CA0

square

#A0431C #37A01C #1C79A0 #851CA0

split-complementary

#A0431C #1CA085 #1C37A0

monochromatic

#38170A #6C2D13 #A0431C #D45925 #E17F55

Accessibility & contrast

On white

6.34

#A0431C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#A0431C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A0431C

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0431C	#FFFFFF	#000000	##FFFFFF
##A0431C	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5316

Deuteranopia (green-blind)

#746719

Tritanopia (blue-blind)

#B02D3B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #a0431c;
/* rgb */ color: rgb(160, 67, 28);
/* oklch */ color: oklch(50.1% 0.134 41.1);

Tailwind

colors: {
  custom: {
    50: '#c47a5b',
    500: '#a0431c',
    950: '#000000',
  },
}

SCSS

$custom: #a0431c;
$custom-light: #c47a5b;
$custom-dark: #000000;

JSON

{
  "hex": "#a0431c",
  "rgb": {
    "r": 160,
    "g": 67,
    "b": 28
  },
  "hsl": {
    "h": 17.727,
    "s": 70.213,
    "l": 36.863
  },
  "oklch": {
    "l": 0.50106,
    "c": 0.1338,
    "h": 41.1
  },
  "luminance": 0.11572
}

Semantic roles & 50–950 ramp

primary

#A0431C

secondary

#53A3C4

accent

#B8ED3B

background

#FDF7F5

surface

#FAEEE9

border

#D3C9C5

text

#140904

muted

#837B79

Preview Lab

Preview with #A0431C

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

Preview Lab → · Contrast checker → · Palette generator →