#A03337#A03337

#A03337 is a mid, vivid red. Relative luminance 0.101; OKLCH L 48.3% C 0.144 H 22.3°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#A03337
RGB	rgb(160, 51, 55)
HSL	hsl(358, 52%, 41%)
HSV	hsv(358, 68%, 63%)
CMYK	cmyk(0%, 68.1%, 65.6%, 37.3%)
CIE-LAB	lab(38.06, 45.20, 23.02)
CIE-LCH	lch(38.06, 50.73, 26.99°)
OKLab	oklab(48.35% 0.1333 0.0547)
OKLCH	oklch(48.35% 0.144 22.3)
XYZ	xyz(16.3723, 10.1194, 4.7048)
Luminance	0.1012 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03337 #33A09C

analogous

#A0336E #A03337 #A06633

triadic

#A03337 #37A033 #3337A0

tetradic

#A03337 #6EA033 #33A09C #6633A0

square

#A03337 #6EA033 #33A09C #6633A0

split-complementary

#A03337 #33A066 #336EA0

monochromatic

#431517 #722427 #A03337 #C64B4F #D4797C

Accessibility & contrast

On white

6.95

#A03337 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#A03337 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A03337

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03337	#FFFFFF	#000000	##FFFFFF
##A03337	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504B36

Deuteranopia (green-blind)

#6C6234

Tritanopia (blue-blind)

#B01835

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a03337;
/* rgb */ color: rgb(160, 51, 55);
/* oklch */ color: oklch(48.3% 0.144 22.3);

Tailwind

colors: {
  custom: {
    50: '#c3716d',
    500: '#a03337',
    950: '#000000',
  },
}

SCSS

$custom: #a03337;
$custom-light: #c3716d;
$custom-dark: #000000;

JSON

{
  "hex": "#a03337",
  "rgb": {
    "r": 160,
    "g": 51,
    "b": 55
  },
  "hsl": {
    "h": 357.798,
    "s": 51.659,
    "l": 41.373
  },
  "oklch": {
    "l": 0.48346,
    "c": 0.14404,
    "h": 22.3
  },
  "luminance": 0.10117
}

Semantic roles & 50–950 ramp

primary

#A03337

secondary

#72BDBA

accent

#DBD64D

background

#FCF7F6

surface

#F9EDEB

border

#D2C8C6

text

#140807

muted

#827B7A

Preview Lab

Preview with #A03337

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

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