#A02521#A02521

#A02521 is a mid, vivid red. Relative luminance 0.089; OKLCH L 46.6% C 0.160 H 27.4°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#A02521
RGB	rgb(160, 37, 33)
HSL	hsl(2, 66%, 38%)
HSV	hsv(2, 79%, 63%)
CMYK	cmyk(0%, 76.9%, 79.4%, 37.3%)
CIE-LAB	lab(35.81, 49.48, 33.68)
CIE-LCH	lch(35.81, 59.85, 34.24°)
OKLab	oklab(46.57% 0.142 0.0736)
OKLCH	oklch(46.57% 0.16 27.4)
XYZ	xyz(15.4351, 8.9090, 2.3454)
Luminance	0.0891 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A02521 #219CA0

analogous

#A0215C #A02521 #A06521

triadic

#A02521 #21A025 #2521A0

tetradic

#A02521 #5CA021 #219CA0 #6521A0

square

#A02521 #5CA021 #219CA0 #6521A0

split-complementary

#A02521 #21A065 #215CA0

monochromatic

#3B0E0C #6D1917 #A02521 #D3312B #DE625E

Accessibility & contrast

On white

7.55

#A02521 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#A02521 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A02521

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A02521	#FFFFFF	#000000	##FFFFFF
##A02521	1.00	7.55	2.78	7.55
#FFFFFF	7.55	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B431F

Deuteranopia (green-blind)

#695E1C

Tritanopia (blue-blind)

#B10026

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #a02521;
/* rgb */ color: rgb(160, 37, 33);
/* oklch */ color: oklch(46.6% 0.160 27.4);

Tailwind

colors: {
  custom: {
    50: '#c56a5d',
    500: '#a02521',
    950: '#000000',
  },
}

SCSS

$custom: #a02521;
$custom-light: #c56a5d;
$custom-dark: #000000;

JSON

{
  "hex": "#a02521",
  "rgb": {
    "r": 160,
    "g": 37,
    "b": 33
  },
  "hsl": {
    "h": 1.89,
    "s": 65.803,
    "l": 37.843
  },
  "oklch": {
    "l": 0.4657,
    "c": 0.15998,
    "h": 27.4
  },
  "luminance": 0.08907
}

Semantic roles & 50–950 ramp

primary

#A02521

secondary

#5BBFC2

accent

#E3E93F

background

#FDF6F5

surface

#FAECE9

border

#D3C7C5

text

#140704

muted

#837A79

Preview Lab

Preview with #A02521

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

Preview Lab → · Contrast checker → · Palette generator →