#A0321B#A0321B

#A0321B is a mid, vivid red. Relative luminance 0.098; OKLCH L 47.9% C 0.150 H 33.5°. Best body text is #FFFFFF at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#A0321B
RGB	rgb(160, 50, 27)
HSL	hsl(10, 71%, 37%)
HSV	hsv(10, 83%, 63%)
CMYK	cmyk(0%, 68.8%, 83.1%, 37.3%)
CIE-LAB	lab(37.55, 44.33, 38.68)
CIE-LCH	lch(37.55, 58.83, 41.10°)
OKLab	oklab(47.85% 0.1248 0.0826)
OKLCH	oklch(47.85% 0.15 33.5)
XYZ	xyz(15.8375, 9.8363, 2.1014)
Luminance	0.0983 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0321B #1B89A0

analogous

#A01B47 #A0321B #A0751B

triadic

#A0321B #1BA032 #321BA0

tetradic

#A0321B #47A01B #1B89A0 #751BA0

square

#A0321B #47A01B #1B89A0 #751BA0

split-complementary

#A0321B #1BA075 #1B47A0

monochromatic

#371109 #6C2212 #A0321B #D44224 #E26C53

Accessibility & contrast

On white

7.08

#A0321B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#A0321B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A0321B

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0321B	#FFFFFF	#000000	##FFFFFF
##A0321B	1.00	7.08	2.97	7.08
#FFFFFF	7.08	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524917

Deuteranopia (green-blind)

#6D6116

Tritanopia (blue-blind)

#B10C2E

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a0321b;
/* rgb */ color: rgb(160, 50, 27);
/* oklch */ color: oklch(47.9% 0.150 33.5);

Tailwind

colors: {
  custom: {
    50: '#c5705a',
    500: '#a0321b',
    950: '#000000',
  },
}

SCSS

$custom: #a0321b;
$custom-light: #c5705a;
$custom-dark: #000000;

JSON

{
  "hex": "#a0321b",
  "rgb": {
    "r": 160,
    "g": 50,
    "b": 27
  },
  "hsl": {
    "h": 10.376,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.47851,
    "c": 0.14963,
    "h": 33.5
  },
  "luminance": 0.09834
}

Semantic roles & 50–950 ramp

primary

#A0321B

secondary

#52B1C5

accent

#CFEE3A

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140804

muted

#837B79

Preview Lab

Preview with #A0321B

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

Preview Lab → · Contrast checker → · Palette generator →