#A33929#A33929

#A33929 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.4% C 0.143 H 31.2°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#A33929
RGB	rgb(163, 57, 41)
HSL	hsl(8, 60%, 40%)
HSV	hsv(8, 75%, 64%)
CMYK	cmyk(0%, 65%, 74.8%, 36.1%)
CIE-LAB	lab(39.37, 42.88, 33.09)
CIE-LCH	lch(39.37, 54.16, 37.66°)
OKLab	oklab(49.37% 0.1227 0.0743)
OKLCH	oklch(49.37% 0.143 31.2)
XYZ	xyz(16.9695, 10.8753, 3.3030)
Luminance	0.1087 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33929 #2993A3

analogous

#A32956 #A33929 #A37629

triadic

#A33929 #29A339 #3929A3

tetradic

#A33929 #56A329 #2993A3 #7629A3

square

#A33929 #56A329 #2993A3 #7629A3

split-complementary

#A33929 #29A376 #2956A3

monochromatic

#411710 #72281D #A33929 #CE4F3B #DA7B6C

Accessibility & contrast

On white

6.62

#A33929 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#A33929 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33929

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33929	#FFFFFF	#000000	##FFFFFF
##A33929	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574E27

Deuteranopia (green-blind)

#716525

Tritanopia (blue-blind)

#B31E36

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a33929;
/* rgb */ color: rgb(163, 57, 41);
/* oklch */ color: oklch(49.4% 0.143 31.2);

Tailwind

colors: {
  custom: {
    50: '#c67563',
    500: '#a33929',
    950: '#000000',
  },
}

SCSS

$custom: #a33929;
$custom-light: #c67563;
$custom-dark: #000000;

JSON

{
  "hex": "#a33929",
  "rgb": {
    "r": 163,
    "g": 57,
    "b": 41
  },
  "hsl": {
    "h": 7.869,
    "s": 59.804,
    "l": 40
  },
  "oklch": {
    "l": 0.49368,
    "c": 0.14344,
    "h": 31.2
  },
  "luminance": 0.10873
}

Semantic roles & 50–950 ramp

primary

#A33929

secondary

#67B5C1

accent

#CEE345

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140905

muted

#837B7A

Preview Lab

Preview with #A33929

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

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