#A02421#A02421

#A02421 is a mid, vivid red. Relative luminance 0.088; OKLCH L 46.5% C 0.161 H 27.1°. Best body text is #FFFFFF at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#A02421
RGB	rgb(160, 36, 33)
HSL	hsl(1, 66%, 38%)
HSV	hsv(1, 79%, 63%)
CMYK	cmyk(0%, 77.5%, 79.4%, 37.3%)
CIE-LAB	lab(35.69, 49.81, 33.55)
CIE-LCH	lch(35.69, 60.06, 33.96°)
OKLab	oklab(46.48% 0.1431 0.0734)
OKLCH	oklch(46.48% 0.161 27.1)
XYZ	xyz(15.4044, 8.8476, 2.3352)
Luminance	0.0885 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A02421 #219DA0

analogous

#A0215E #A02421 #A06321

triadic

#A02421 #21A024 #2421A0

tetradic

#A02421 #5EA021 #219DA0 #6321A0

square

#A02421 #5EA021 #219DA0 #6321A0

split-complementary

#A02421 #21A063 #215EA0

monochromatic

#3B0D0C #6D1917 #A02421 #D32F2B #DE615E

Accessibility & contrast

On white

7.58

#A02421 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#A02421 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A02421

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A02421	#FFFFFF	#000000	##FFFFFF
##A02421	1.00	7.58	2.77	7.58
#FFFFFF	7.58	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A431F

Deuteranopia (green-blind)

#695E1C

Tritanopia (blue-blind)

#B10025

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #a02421;
/* rgb */ color: rgb(160, 36, 33);
/* oklch */ color: oklch(46.5% 0.161 27.1);

Tailwind

colors: {
  custom: {
    50: '#c56a5d',
    500: '#a02421',
    950: '#000000',
  },
}

SCSS

$custom: #a02421;
$custom-light: #c56a5d;
$custom-dark: #000000;

JSON

{
  "hex": "#a02421",
  "rgb": {
    "r": 160,
    "g": 36,
    "b": 33
  },
  "hsl": {
    "h": 1.417,
    "s": 65.803,
    "l": 37.843
  },
  "oklch": {
    "l": 0.46481,
    "c": 0.16079,
    "h": 27.1
  },
  "luminance": 0.08845
}

Semantic roles & 50–950 ramp

primary

#A02421

secondary

#5BC0C2

accent

#E5E93F

background

#FDF6F5

surface

#FAECE9

border

#D3C7C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A02421

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

Preview Lab → · Contrast checker → · Palette generator →