#A0431D#A0431D

#A0431D is a mid, vivid orange. Relative luminance 0.116; OKLCH L 50.1% C 0.134 H 40.8°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#A0431D
RGB	rgb(160, 67, 29)
HSL	hsl(17, 69%, 37%)
HSV	hsv(17, 82%, 63%)
CMYK	cmyk(0%, 58.1%, 81.9%, 37.3%)
CIE-LAB	lab(40.54, 36.50, 40.51)
CIE-LCH	lch(40.54, 54.53, 47.98°)
OKLab	oklab(50.11% 0.101 0.0873)
OKLCH	oklch(50.11% 0.134 40.8)
XYZ	xyz(16.7279, 11.5789, 2.5162)
Luminance	0.1158 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0431D #1D7AA0

analogous

#A01D38 #A0431D #A0851D

triadic

#A0431D #1DA043 #431DA0

tetradic

#A0431D #38A01D #1D7AA0 #851DA0

square

#A0431D #38A01D #1D7AA0 #851DA0

split-complementary

#A0431D #1DA085 #1D38A0

monochromatic

#38180A #6C2D14 #A0431D #D45926 #E17F57

Accessibility & contrast

On white

6.33

#A0431D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#A0431D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A0431D

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0431D	#FFFFFF	#000000	##FFFFFF
##A0431D	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5318

Deuteranopia (green-blind)

#74671A

Tritanopia (blue-blind)

#B02D3B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #a0431d;
/* rgb */ color: rgb(160, 67, 29);
/* oklch */ color: oklch(50.1% 0.134 40.8);

Tailwind

colors: {
  custom: {
    50: '#c47a5c',
    500: '#a0431d',
    950: '#000000',
  },
}

SCSS

$custom: #a0431d;
$custom-light: #c47a5c;
$custom-dark: #000000;

JSON

{
  "hex": "#a0431d",
  "rgb": {
    "r": 160,
    "g": 67,
    "b": 29
  },
  "hsl": {
    "h": 17.405,
    "s": 69.312,
    "l": 37.059
  },
  "oklch": {
    "l": 0.50115,
    "c": 0.13353,
    "h": 40.8
  },
  "luminance": 0.11577
}

Semantic roles & 50–950 ramp

primary

#A0431D

secondary

#55A4C4

accent

#B9EC3C

background

#FDF7F5

surface

#FAEEE9

border

#D3C9C5

text

#140904

muted

#837B79

Preview Lab

Preview with #A0431D

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

Preview Lab → · Contrast checker → · Palette generator →