#A33C2A#A33C2A

#A33C2A is a mid, vivid red. Relative luminance 0.112; OKLCH L 49.8% C 0.140 H 32.1°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#A33C2A
RGB	rgb(163, 60, 42)
HSL	hsl(9, 59%, 40%)
HSV	hsv(9, 74%, 64%)
CMYK	cmyk(0%, 63.2%, 74.2%, 36.1%)
CIE-LAB	lab(39.90, 41.56, 33.10)
CIE-LCH	lch(39.90, 53.13, 38.54°)
OKLab	oklab(49.77% 0.1188 0.0746)
OKLCH	oklch(49.77% 0.14 32.1)
XYZ	xyz(17.1398, 11.1878, 3.4470)
Luminance	0.1119 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33C2A #2A91A3

analogous

#A32A54 #A33C2A #A3792A

triadic

#A33C2A #2AA33C #3C2AA3

tetradic

#A33C2A #54A32A #2A91A3 #792AA3

square

#A33C2A #54A32A #2A91A3 #792AA3

split-complementary

#A33C2A #2AA379 #2A54A3

monochromatic

#421811 #722A1D #A33C2A #CD533D #DA7E6E

Accessibility & contrast

On white

6.49

#A33C2A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#A33C2A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33C2A

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33C2A	#FFFFFF	#000000	##FFFFFF
##A33C2A	1.00	6.49	3.24	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585028

Deuteranopia (green-blind)

#726627

Tritanopia (blue-blind)

#B32338

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a33c2a;
/* rgb */ color: rgb(163, 60, 42);
/* oklch */ color: oklch(49.8% 0.140 32.1);

Tailwind

colors: {
  custom: {
    50: '#c57664',
    500: '#a33c2a',
    950: '#000000',
  },
}

SCSS

$custom: #a33c2a;
$custom-light: #c57664;
$custom-dark: #000000;

JSON

{
  "hex": "#a33c2a",
  "rgb": {
    "r": 163,
    "g": 60,
    "b": 42
  },
  "hsl": {
    "h": 8.926,
    "s": 59.024,
    "l": 40.196
  },
  "oklch": {
    "l": 0.49768,
    "c": 0.14022,
    "h": 32.1
  },
  "luminance": 0.11185
}

Semantic roles & 50–950 ramp

primary

#A33C2A

secondary

#68B3C0

accent

#CBE246

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140905

muted

#837B7A

Preview Lab

Preview with #A33C2A

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

Preview Lab → · Contrast checker → · Palette generator →