#A81F3E#A81F3E

#A81F3E is a mid, vivid red. Relative luminance 0.097; OKLCH L 48.0% C 0.171 H 14.7°. Best body text is #FFFFFF at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#A81F3E
RGB	rgb(168, 31, 62)
HSL	hsl(346, 69%, 39%)
HSV	hsv(346, 82%, 66%)
CMYK	cmyk(0%, 81.5%, 63.1%, 34.1%)
CIE-LAB	lab(37.22, 55.12, 17.83)
CIE-LCH	lch(37.22, 57.93, 17.92°)
OKLab	oklab(48.04% 0.1653 0.0433)
OKLCH	oklch(48.04% 0.171 14.7)
XYZ	xyz(17.5098, 9.6553, 5.4982)
Luminance	0.0965 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A81F3E #1FA889

analogous

#A81F83 #A81F3E #A8441F

triadic

#A81F3E #3EA81F #1F3EA8

tetradic

#A81F3E #83A81F #1FA889 #441FA8

square

#A81F3E #83A81F #1FA889 #441FA8

split-complementary

#A81F3E #1FA844 #1F83A8

monochromatic

#410C18 #74152B #A81F3E #D82C53 #E2607D

Accessibility & contrast

On white

7.17

#A81F3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#A81F3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A81F3E

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A81F3E	#FFFFFF	#000000	##FFFFFF
##A81F3E	1.00	7.17	2.93	7.17
#FFFFFF	7.17	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48463E

Deuteranopia (green-blind)

#6A623A

Tritanopia (blue-blind)

#B8002D

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a81f3e;
/* rgb */ color: rgb(168, 31, 62);
/* oklch */ color: oklch(48.0% 0.171 14.7);

Tailwind

colors: {
  custom: {
    50: '#c96a73',
    500: '#a81f3e',
    950: '#000000',
  },
}

SCSS

$custom: #a81f3e;
$custom-light: #c96a73;
$custom-dark: #000000;

JSON

{
  "hex": "#a81f3e",
  "rgb": {
    "r": 168,
    "g": 31,
    "b": 62
  },
  "hsl": {
    "h": 346.423,
    "s": 68.844,
    "l": 39.02
  },
  "oklch": {
    "l": 0.48044,
    "c": 0.17091,
    "h": 14.7
  },
  "luminance": 0.09653
}

Semantic roles & 50–950 ramp

primary

#A81F3E

secondary

#5DC6AE

accent

#ECC43C

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#150708

muted

#837A7B

Preview Lab

Preview with #A81F3E

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

Preview Lab → · Contrast checker → · Palette generator →