#A1431F#A1431F

#A1431F is a mid, vivid orange. Relative luminance 0.117; OKLCH L 50.3% C 0.134 H 40.0°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#A1431F
RGB	rgb(161, 67, 31)
HSL	hsl(17, 68%, 38%)
HSV	hsv(17, 81%, 63%)
CMYK	cmyk(0%, 58.4%, 80.7%, 36.9%)
CIE-LAB	lab(40.72, 36.96, 39.77)
CIE-LCH	lch(40.72, 54.29, 47.09°)
OKLab	oklab(50.29% 0.1027 0.0862)
OKLCH	oklch(50.29% 0.134 40)
XYZ	xyz(16.9542, 11.6926, 2.6602)
Luminance	0.1169 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1431F #1F7DA1

analogous

#A11F3C #A1431F #A1841F

triadic

#A1431F #1FA143 #431FA1

tetradic

#A1431F #3CA11F #1F7DA1 #841FA1

square

#A1431F #3CA11F #1F7DA1 #841FA1

split-complementary

#A1431F #1FA184 #1F3CA1

monochromatic

#3A180B #6E2E15 #A1431F #D45829 #DF805B

Accessibility & contrast

On white

6.29

#A1431F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#A1431F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A1431F

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1431F	#FFFFFF	#000000	##FFFFFF
##A1431F	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)

#5D531A

Deuteranopia (green-blind)

#74681C

Tritanopia (blue-blind)

#B12D3C

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #a1431f;
/* rgb */ color: rgb(161, 67, 31);
/* oklch */ color: oklch(50.3% 0.134 40.0);

Tailwind

colors: {
  custom: {
    50: '#c47a5d',
    500: '#a1431f',
    950: '#000000',
  },
}

SCSS

$custom: #a1431f;
$custom-light: #c47a5d;
$custom-dark: #000000;

JSON

{
  "hex": "#a1431f",
  "rgb": {
    "r": 161,
    "g": 67,
    "b": 31
  },
  "hsl": {
    "h": 16.615,
    "s": 67.708,
    "l": 37.647
  },
  "oklch": {
    "l": 0.50292,
    "c": 0.13409,
    "h": 40
  },
  "luminance": 0.1169
}

Semantic roles & 50–950 ramp

primary

#A1431F

secondary

#58A6C4

accent

#BBEB3D

background

#FDF7F5

surface

#FAEEE9

border

#D3C9C5

text

#140904

muted

#837B79

Preview Lab

Preview with #A1431F

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

Preview Lab → · Contrast checker → · Palette generator →