#A33943#A33943

#A33943 is a mid, vivid red. Relative luminance 0.111; OKLCH L 49.8% C 0.140 H 18.3°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#A33943
RGB	rgb(163, 57, 67)
HSL	hsl(354, 48%, 43%)
HSV	hsv(354, 65%, 64%)
CMYK	cmyk(0%, 65%, 58.9%, 36.1%)
CIE-LAB	lab(39.78, 44.45, 17.89)
CIE-LCH	lch(39.78, 47.92, 21.93°)
OKLab	oklab(49.81% 0.1327 0.0439)
OKLCH	oklch(49.81% 0.14 18.3)
XYZ	xyz(17.5821, 11.1204, 6.5297)
Luminance	0.1112 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33943 #39A399

analogous

#A33978 #A33943 #A36439

triadic

#A33943 #43A339 #3943A3

tetradic

#A33943 #78A339 #39A399 #6439A3

square

#A33943 #78A339 #39A399 #6439A3

split-complementary

#A33943 #39A364 #3978A3

monochromatic

#48191E #762930 #A33943 #C45560 #D4838A

Accessibility & contrast

On white

6.51

#A33943 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#A33943 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33943

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33943	#FFFFFF	#000000	##FFFFFF
##A33943	1.00	6.51	3.22	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#535043

Deuteranopia (green-blind)

#6E6640

Tritanopia (blue-blind)

#B2243D

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a33943;
/* rgb */ color: rgb(163, 57, 67);
/* oklch */ color: oklch(49.8% 0.140 18.3);

Tailwind

colors: {
  custom: {
    50: '#c47577',
    500: '#a33943',
    950: '#000000',
  },
}

SCSS

$custom: #a33943;
$custom-light: #c47577;
$custom-dark: #000000;

JSON

{
  "hex": "#a33943",
  "rgb": {
    "r": 163,
    "g": 57,
    "b": 67
  },
  "hsl": {
    "h": 354.34,
    "s": 48.182,
    "l": 43.137
  },
  "oklch": {
    "l": 0.49811,
    "c": 0.13982,
    "h": 18.3
  },
  "luminance": 0.11118
}

Semantic roles & 50–950 ramp

primary

#A33943

secondary

#7ABDB7

accent

#D8CB50

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140908

muted

#827B7B

Preview Lab

Preview with #A33943

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

Preview Lab → · Contrast checker → · Palette generator →