#A33029#A33029

#A33029 is a mid, vivid red. Relative luminance 0.101; OKLCH L 48.3% C 0.152 H 27.8°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#A33029
RGB	rgb(163, 48, 41)
HSL	hsl(3, 60%, 40%)
HSV	hsv(3, 75%, 64%)
CMYK	cmyk(0%, 70.6%, 74.8%, 36.1%)
CIE-LAB	lab(37.96, 46.71, 31.52)
CIE-LCH	lch(37.96, 56.35, 34.01°)
OKLab	oklab(48.31% 0.1347 0.0709)
OKLCH	oklch(48.31% 0.152 27.8)
XYZ	xyz(16.5633, 10.0630, 3.1676)
Luminance	0.1006 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33029 #299CA3

analogous

#A3295F #A33029 #A36D29

triadic

#A33029 #29A330 #3029A3

tetradic

#A33029 #5FA329 #299CA3 #6D29A3

square

#A33029 #5FA329 #299CA3 #6D29A3

split-complementary

#A33029 #29A36D #295FA3

monochromatic

#411310 #72221D #A33029 #CE443B #DA736C

Accessibility & contrast

On white

6.97

#A33029 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#A33029 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33029

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33029	#FFFFFF	#000000	##FFFFFF
##A33029	1.00	6.97	3.01	6.97
#FFFFFF	6.97	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514927

Deuteranopia (green-blind)

#6E6325

Tritanopia (blue-blind)

#B4072F

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a33029;
/* rgb */ color: rgb(163, 48, 41);
/* oklch */ color: oklch(48.3% 0.152 27.8);

Tailwind

colors: {
  custom: {
    50: '#c67063',
    500: '#a33029',
    950: '#000000',
  },
}

SCSS

$custom: #a33029;
$custom-light: #c67063;
$custom-dark: #000000;

JSON

{
  "hex": "#a33029",
  "rgb": {
    "r": 163,
    "g": 48,
    "b": 41
  },
  "hsl": {
    "h": 3.443,
    "s": 59.804,
    "l": 40
  },
  "oklch": {
    "l": 0.48307,
    "c": 0.1522,
    "h": 27.8
  },
  "luminance": 0.10061
}

Semantic roles & 50–950 ramp

primary

#A33029

secondary

#67BCC1

accent

#DAE345

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#140805

muted

#837B79

Preview Lab

Preview with #A33029

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

Preview Lab → · Contrast checker → · Palette generator →