#A6321C#A6321C

#A6321C is a mid, vivid red. Relative luminance 0.105; OKLCH L 48.9% C 0.156 H 32.8°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#A6321C
RGB	rgb(166, 50, 28)
HSL	hsl(10, 71%, 38%)
HSV	hsv(10, 83%, 65%)
CMYK	cmyk(0%, 69.9%, 83.1%, 34.9%)
CIE-LAB	lab(38.68, 46.45, 39.63)
CIE-LCH	lch(38.68, 61.06, 40.47°)
OKLab	oklab(48.91% 0.1309 0.0845)
OKLCH	oklch(48.91% 0.156 32.8)
XYZ	xyz(17.0781, 10.4746, 2.2209)
Luminance	0.1047 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A6321C #1C90A6

analogous

#A61C4B #A6321C #A6771C

triadic

#A6321C #1CA632 #321CA6

tetradic

#A6321C #4BA61C #1C90A6 #771CA6

square

#A6321C #4BA61C #1C90A6 #771CA6

split-complementary

#A6321C #1CA677 #1C4BA6

monochromatic

#3D120A #722213 #A6321C #DA4225 #E36F59

Accessibility & contrast

On white

6.79

#A6321C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#A6321C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A6321C

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A6321C	#FFFFFF	#000000	##FFFFFF
##A6321C	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544B18

Deuteranopia (green-blind)

#716516

Tritanopia (blue-blind)

#B7052E

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a6321c;
/* rgb */ color: rgb(166, 50, 28);
/* oklch */ color: oklch(48.9% 0.156 32.8);

Tailwind

colors: {
  custom: {
    50: '#c9715a',
    500: '#a6321c',
    950: '#000000',
  },
}

SCSS

$custom: #a6321c;
$custom-light: #c9715a;
$custom-dark: #000000;

JSON

{
  "hex": "#a6321c",
  "rgb": {
    "r": 166,
    "g": 50,
    "b": 28
  },
  "hsl": {
    "h": 9.565,
    "s": 71.134,
    "l": 38.039
  },
  "oklch": {
    "l": 0.48912,
    "c": 0.15579,
    "h": 32.8
  },
  "luminance": 0.10472
}

Semantic roles & 50–950 ramp

primary

#A6321C

secondary

#57B5C7

accent

#D1EE3A

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #A6321C

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

Preview Lab → · Contrast checker → · Palette generator →