#A33A3D#A33A3D

#A33A3D is a mid, vivid red. Relative luminance 0.112; OKLCH L 49.8% C 0.139 H 22.0°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#A33A3D
RGB	rgb(163, 58, 61)
HSL	hsl(358, 48%, 43%)
HSV	hsv(358, 64%, 64%)
CMYK	cmyk(0%, 64.4%, 62.6%, 36.1%)
CIE-LAB	lab(39.84, 43.57, 21.68)
CIE-LCH	lch(39.84, 48.67, 26.46°)
OKLab	oklab(49.81% 0.1289 0.0522)
OKLCH	oklch(49.81% 0.139 22)
XYZ	xyz(17.4613, 11.1519, 5.6470)
Luminance	0.1115 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33A3D #3AA3A0

analogous

#A33A71 #A33A3D #A36B3A

triadic

#A33A3D #3DA33A #3A3DA3

tetradic

#A33A3D #71A33A #3AA3A0 #6B3AA3

square

#A33A3D #71A33A #3AA3A0 #6B3AA3

split-complementary

#A33A3D #3AA36B #3A71A3

monochromatic

#491A1B #762A2C #A33A3D #C3575A #D38486

Accessibility & contrast

On white

6.50

#A33A3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#A33A3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33A3D

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33A3D	#FFFFFF	#000000	##FFFFFF
##A33A3D	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)

#55503C

Deuteranopia (green-blind)

#6F663A

Tritanopia (blue-blind)

#B3243C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a33a3d;
/* rgb */ color: rgb(163, 58, 61);
/* oklch */ color: oklch(49.8% 0.139 22.0);

Tailwind

colors: {
  custom: {
    50: '#c47672',
    500: '#a33a3d',
    950: '#000000',
  },
}

SCSS

$custom: #a33a3d;
$custom-light: #c47672;
$custom-dark: #000000;

JSON

{
  "hex": "#a33a3d",
  "rgb": {
    "r": 163,
    "g": 58,
    "b": 61
  },
  "hsl": {
    "h": 358.286,
    "s": 47.511,
    "l": 43.333
  },
  "oklch": {
    "l": 0.49814,
    "c": 0.13905,
    "h": 22
  },
  "luminance": 0.1115
}

Semantic roles & 50–950 ramp

primary

#A33A3D

secondary

#7CBDBB

accent

#D7D351

background

#FCF7F6

surface

#F9EDEC

border

#D2C8C7

text

#140908

muted

#827B7B

Preview Lab

Preview with #A33A3D

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

Preview Lab → · Contrast checker → · Palette generator →