#A1431D#A1431D

#A1431D is a mid, vivid orange. Relative luminance 0.117; OKLCH L 50.3% C 0.135 H 40.6°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#A1431D
RGB	rgb(161, 67, 29)
HSL	hsl(17, 69%, 37%)
HSV	hsv(17, 82%, 63%)
CMYK	cmyk(0%, 58.4%, 82%, 36.9%)
CIE-LAB	lab(40.71, 36.89, 40.73)
CIE-LCH	lch(40.71, 54.96, 47.83°)
OKLab	oklab(50.28% 0.1022 0.0877)
OKLCH	oklch(50.28% 0.135 40.6)
XYZ	xyz(16.9287, 11.6824, 2.5257)
Luminance	0.1168 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1431D #1D7BA1

analogous

#A11D39 #A1431D #A1851D

triadic

#A1431D #1DA143 #431DA1

tetradic

#A1431D #39A11D #1D7BA1 #851DA1

square

#A1431D #39A11D #1D7BA1 #851DA1

split-complementary

#A1431D #1DA185 #1D39A1

monochromatic

#39180A #6D2D14 #A1431D #D55926 #E17F58

Accessibility & contrast

On white

6.29

#A1431D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#A1431D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A1431D

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1431D	#FFFFFF	#000000	##FFFFFF
##A1431D	1.00	6.29	3.34	6.29
#FFFFFF	6.29	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5317

Deuteranopia (green-blind)

#75681A

Tritanopia (blue-blind)

#B12D3B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #a1431d;
/* rgb */ color: rgb(161, 67, 29);
/* oklch */ color: oklch(50.3% 0.135 40.6);

Tailwind

colors: {
  custom: {
    50: '#c47a5c',
    500: '#a1431d',
    950: '#000000',
  },
}

SCSS

$custom: #a1431d;
$custom-light: #c47a5c;
$custom-dark: #000000;

JSON

{
  "hex": "#a1431d",
  "rgb": {
    "r": 161,
    "g": 67,
    "b": 29
  },
  "hsl": {
    "h": 17.273,
    "s": 69.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.50275,
    "c": 0.13463,
    "h": 40.6
  },
  "luminance": 0.1168
}

Semantic roles & 50–950 ramp

primary

#A1431D

secondary

#55A4C4

accent

#B9EC3C

background

#FDF7F5

surface

#FAEEE9

border

#D3C9C5

text

#140904

muted

#837B79

Preview Lab

Preview with #A1431D

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

Preview Lab → · Contrast checker → · Palette generator →