#A01E21#A01E21

#A01E21 is a mid, vivid red. Relative luminance 0.085; OKLCH L 46.0% C 0.165 H 25.8°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#A01E21
RGB	rgb(160, 30, 33)
HSL	hsl(359, 68%, 37%)
HSV	hsv(359, 81%, 63%)
CMYK	cmyk(0%, 81.3%, 79.4%, 37.3%)
CIE-LAB	lab(35.03, 51.66, 32.86)
CIE-LCH	lch(35.03, 61.22, 32.46°)
OKLab	oklab(45.99% 0.1489 0.0719)
OKLCH	oklch(45.99% 0.165 25.8)
XYZ	xyz(15.2378, 8.5144, 2.2797)
Luminance	0.0851 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01E21 #1EA09D

analogous

#A01E62 #A01E21 #A05C1E

triadic

#A01E21 #21A01E #1E21A0

tetradic

#A01E21 #62A01E #1EA09D #5C1EA0

square

#A01E21 #62A01E #1EA09D #5C1EA0

split-complementary

#A01E21 #1EA05C #1E62A0

monochromatic

#390B0C #6C1416 #A01E21 #D4282C #E0595C

Accessibility & contrast

On white

7.77

#A01E21 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#A01E21 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01E21

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01E21	#FFFFFF	#000000	##FFFFFF
##A01E21	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48401F

Deuteranopia (green-blind)

#675C1B

Tritanopia (blue-blind)

#B10021

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a01e21;
/* rgb */ color: rgb(160, 30, 33);
/* oklch */ color: oklch(46.0% 0.165 25.8);

Tailwind

colors: {
  custom: {
    50: '#c5675d',
    500: '#a01e21',
    950: '#000000',
  },
}

SCSS

$custom: #a01e21;
$custom-light: #c5675d;
$custom-dark: #000000;

JSON

{
  "hex": "#a01e21",
  "rgb": {
    "r": 160,
    "g": 30,
    "b": 33
  },
  "hsl": {
    "h": 358.615,
    "s": 68.421,
    "l": 37.255
  },
  "oklch": {
    "l": 0.45992,
    "c": 0.16533,
    "h": 25.8
  },
  "luminance": 0.08512
}

Semantic roles & 50–950 ramp

primary

#A01E21

secondary

#56C4C1

accent

#EBE73D

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A01E21

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

Preview Lab → · Contrast checker → · Palette generator →