#A33A3E#A33A3E

#A33A3E is a mid, vivid red. Relative luminance 0.112; OKLCH L 49.8% C 0.139 H 21.5°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#A33A3E
RGB	rgb(163, 58, 62)
HSL	hsl(358, 48%, 43%)
HSV	hsv(358, 64%, 64%)
CMYK	cmyk(0%, 64.4%, 62%, 36.1%)
CIE-LAB	lab(39.85, 43.64, 21.09)
CIE-LCH	lch(39.85, 48.47, 25.79°)
OKLab	oklab(49.83% 0.1293 0.0509)
OKLCH	oklch(49.83% 0.139 21.5)
XYZ	xyz(17.4885, 11.1628, 5.7902)
Luminance	0.1116 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33A3E #3AA39F

analogous

#A33A72 #A33A3E #A36A3A

triadic

#A33A3E #3EA33A #3A3EA3

tetradic

#A33A3E #72A33A #3AA39F #6A3AA3

square

#A33A3E #72A33A #3AA39F #6A3AA3

split-complementary

#A33A3E #3AA36A #3A72A3

monochromatic

#491A1C #762A2D #A33A3E #C3575B #D38487

Accessibility & contrast

On white

6.50

#A33A3E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#A33A3E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33A3E

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33A3E	#FFFFFF	#000000	##FFFFFF
##A33A3E	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#55503D

Deuteranopia (green-blind)

#6F663B

Tritanopia (blue-blind)

#B2243C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a33a3e;
/* rgb */ color: rgb(163, 58, 62);
/* oklch */ color: oklch(49.8% 0.139 21.5);

Tailwind

colors: {
  custom: {
    50: '#c47673',
    500: '#a33a3e',
    950: '#000000',
  },
}

SCSS

$custom: #a33a3e;
$custom-light: #c47673;
$custom-dark: #000000;

JSON

{
  "hex": "#a33a3e",
  "rgb": {
    "r": 163,
    "g": 58,
    "b": 62
  },
  "hsl": {
    "h": 357.714,
    "s": 47.511,
    "l": 43.333
  },
  "oklch": {
    "l": 0.49833,
    "c": 0.13896,
    "h": 21.5
  },
  "luminance": 0.1116
}

Semantic roles & 50–950 ramp

primary

#A33A3E

secondary

#7CBDBB

accent

#D7D251

background

#FCF7F6

surface

#F9EDEC

border

#D2C8C7

text

#140908

muted

#827B7B

Preview Lab

Preview with #A33A3E

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

Preview Lab → · Contrast checker → · Palette generator →