#A01C1F#A01C1F

#A01C1F is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.8% C 0.167 H 26.0°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#A01C1F
RGB	rgb(160, 28, 31)
HSL	hsl(359, 70%, 37%)
HSV	hsv(359, 83%, 63%)
CMYK	cmyk(0%, 82.5%, 80.6%, 37.3%)
CIE-LAB	lab(34.81, 52.15, 33.80)
CIE-LCH	lch(34.81, 62.14, 32.95°)
OKLab	oklab(45.82% 0.15 0.0733)
OKLCH	oklch(45.82% 0.167 26)
XYZ	xyz(15.1617, 8.4055, 2.1202)
Luminance	0.0840 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01C1F #1CA09D

analogous

#A01C61 #A01C1F #A05B1C

triadic

#A01C1F #1FA01C #1C1FA0

tetradic

#A01C1F #61A01C #1CA09D #5B1CA0

square

#A01C1F #61A01C #1CA09D #5B1CA0

split-complementary

#A01C1F #1CA05B #1C61A0

monochromatic

#380A0B #6C1315 #A01C1F #D42529 #E15558

Accessibility & contrast

On white

7.83

#A01C1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#A01C1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01C1F

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01C1F	#FFFFFF	#000000	##FFFFFF
##A01C1F	1.00	7.83	2.68	7.83
#FFFFFF	7.83	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47401D

Deuteranopia (green-blind)

#675C19

Tritanopia (blue-blind)

#B1001F

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a01c1f;
/* rgb */ color: rgb(160, 28, 31);
/* oklch */ color: oklch(45.8% 0.167 26.0);

Tailwind

colors: {
  custom: {
    50: '#c5675b',
    500: '#a01c1f',
    950: '#000000',
  },
}

SCSS

$custom: #a01c1f;
$custom-light: #c5675b;
$custom-dark: #000000;

JSON

{
  "hex": "#a01c1f",
  "rgb": {
    "r": 160,
    "g": 28,
    "b": 31
  },
  "hsl": {
    "h": 358.636,
    "s": 70.213,
    "l": 36.863
  },
  "oklch": {
    "l": 0.45823,
    "c": 0.16694,
    "h": 26
  },
  "luminance": 0.08403
}

Semantic roles & 50–950 ramp

primary

#A01C1F

secondary

#53C4C2

accent

#EDE93B

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A01C1F

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

Preview Lab → · Contrast checker → · Palette generator →