#A33038#A33038

#A33038 is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.5% C 0.150 H 21.0°. Best body text is #FFFFFF at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#A33038
RGB	rgb(163, 48, 56)
HSL	hsl(356, 55%, 41%)
HSV	hsv(356, 71%, 64%)
CMYK	cmyk(0%, 70.6%, 65.6%, 36.1%)
CIE-LAB	lab(38.18, 47.50, 22.67)
CIE-LCH	lch(38.18, 52.63, 25.51°)
OKLab	oklab(48.55% 0.1404 0.0539)
OKLCH	oklch(48.55% 0.15 21)
XYZ	xyz(16.8768, 10.1884, 4.8185)
Luminance	0.1019 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33038 #30A39B

analogous

#A33072 #A33038 #A36230

triadic

#A33038 #38A330 #3038A3

tetradic

#A33038 #72A330 #30A39B #6230A3

square

#A33038 #72A330 #30A39B #6230A3

split-complementary

#A33038 #30A362 #3072A3

monochromatic

#441418 #742228 #A33038 #C94750 #D7777D

Accessibility & contrast

On white

6.91

#A33038 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#A33038 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33038

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33038	#FFFFFF	#000000	##FFFFFF
##A33038	1.00	6.91	3.04	6.91
#FFFFFF	6.91	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4A37

Deuteranopia (green-blind)

#6C6335

Tritanopia (blue-blind)

#B30F34

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a33038;
/* rgb */ color: rgb(163, 48, 56);
/* oklch */ color: oklch(48.5% 0.150 21.0);

Tailwind

colors: {
  custom: {
    50: '#c5706e',
    500: '#a33038',
    950: '#000000',
  },
}

SCSS

$custom: #a33038;
$custom-light: #c5706e;
$custom-dark: #000000;

JSON

{
  "hex": "#a33038",
  "rgb": {
    "r": 163,
    "g": 48,
    "b": 56
  },
  "hsl": {
    "h": 355.826,
    "s": 54.502,
    "l": 41.373
  },
  "oklch": {
    "l": 0.48546,
    "c": 0.15038,
    "h": 21
  },
  "luminance": 0.10186
}

Semantic roles & 50–950 ramp

primary

#A33038

secondary

#70BFB9

accent

#DED44A

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140807

muted

#837B7A

Preview Lab

Preview with #A33038

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

Preview Lab → · Contrast checker → · Palette generator →