#A33528#A33528

#A33528 is a mid, vivid red. Relative luminance 0.105; OKLCH L 48.9% C 0.148 H 30.0°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#A33528
RGB	rgb(163, 53, 40)
HSL	hsl(6, 61%, 40%)
HSV	hsv(6, 75%, 64%)
CMYK	cmyk(0%, 67.5%, 75.5%, 36.1%)
CIE-LAB	lab(38.71, 44.60, 32.93)
CIE-LCH	lch(38.71, 55.44, 36.44°)
OKLab	oklab(48.86% 0.1278 0.0737)
OKLCH	oklch(48.86% 0.148 30)
XYZ	xyz(16.7622, 10.4884, 3.1489)
Luminance	0.1049 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33528 #2896A3

analogous

#A32859 #A33528 #A37228

triadic

#A33528 #28A335 #3528A3

tetradic

#A33528 #59A328 #2896A3 #7228A3

square

#A33528 #59A328 #2896A3 #7228A3

split-complementary

#A33528 #28A372 #2859A3

monochromatic

#411510 #72251C #A33528 #CF493A #DB776B

Accessibility & contrast

On white

6.78

#A33528 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#A33528 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33528

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33528	#FFFFFF	#000000	##FFFFFF
##A33528	1.00	6.78	3.10	6.78
#FFFFFF	6.78	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544C26

Deuteranopia (green-blind)

#6F6424

Tritanopia (blue-blind)

#B31533

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a33528;
/* rgb */ color: rgb(163, 53, 40);
/* oklch */ color: oklch(48.9% 0.148 30.0);

Tailwind

colors: {
  custom: {
    50: '#c67263',
    500: '#a33528',
    950: '#000000',
  },
}

SCSS

$custom: #a33528;
$custom-light: #c67263;
$custom-dark: #000000;

JSON

{
  "hex": "#a33528",
  "rgb": {
    "r": 163,
    "g": 53,
    "b": 40
  },
  "hsl": {
    "h": 6.341,
    "s": 60.591,
    "l": 39.804
  },
  "oklch": {
    "l": 0.48865,
    "c": 0.14756,
    "h": 30
  },
  "luminance": 0.10486
}

Semantic roles & 50–950 ramp

primary

#A33528

secondary

#66B7C1

accent

#D3E444

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#140805

muted

#837B79

Preview Lab

Preview with #A33528

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

Preview Lab → · Contrast checker → · Palette generator →