#A33E40#A33E40

#A33E40 is a mid, vivid red. Relative luminance 0.116; OKLCH L 50.4% C 0.134 H 22.1°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#A33E40
RGB	rgb(163, 62, 64)
HSL	hsl(359, 45%, 44%)
HSV	hsv(359, 62%, 64%)
CMYK	cmyk(0%, 62%, 60.7%, 36.1%)
CIE-LAB	lab(40.58, 41.94, 20.80)
CIE-LCH	lch(40.58, 46.81, 26.38°)
OKLab	oklab(50.39% 0.1243 0.0504)
OKLCH	oklch(50.39% 0.134 22.1)
XYZ	xyz(17.7539, 11.6043, 6.1544)
Luminance	0.1160 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33E40 #3EA3A1

analogous

#A33E73 #A33E40 #A36F3E

triadic

#A33E40 #40A33E #3E40A3

tetradic

#A33E40 #73A33E #3EA3A1 #6F3EA3

square

#A33E40 #73A33E #3EA3A1 #6F3EA3

split-complementary

#A33E40 #3EA36F #3E73A3

monochromatic

#4A1C1D #772D2F #A33E40 #C15D5F #D2898B

Accessibility & contrast

On white

6.32

#A33E40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#A33E40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33E40

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33E40	#FFFFFF	#000000	##FFFFFF
##A33E40	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57523F

Deuteranopia (green-blind)

#71683D

Tritanopia (blue-blind)

#B22B40

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #a33e40;
/* rgb */ color: rgb(163, 62, 64);
/* oklch */ color: oklch(50.4% 0.134 22.1);

Tailwind

colors: {
  custom: {
    50: '#c47874',
    500: '#a33e40',
    950: '#000000',
  },
}

SCSS

$custom: #a33e40;
$custom-light: #c47874;
$custom-dark: #000000;

JSON

{
  "hex": "#a33e40",
  "rgb": {
    "r": 163,
    "g": 62,
    "b": 64
  },
  "hsl": {
    "h": 358.812,
    "s": 44.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.50391,
    "c": 0.13412,
    "h": 22.1
  },
  "luminance": 0.11602
}

Semantic roles & 50–950 ramp

primary

#A33E40

secondary

#80BDBC

accent

#D5D253

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140908

muted

#827B7B

Preview Lab

Preview with #A33E40

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

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