#A4333F#A4333F

#A4333F is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.2% C 0.148 H 18.5°. Best body text is #FFFFFF at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#A4333F
RGB	rgb(164, 51, 63)
HSL	hsl(354, 53%, 42%)
HSV	hsv(354, 69%, 64%)
CMYK	cmyk(0%, 68.9%, 61.6%, 35.7%)
CIE-LAB	lab(38.94, 47.07, 19.31)
CIE-LCH	lch(38.94, 50.88, 22.30°)
OKLab	oklab(49.19% 0.1403 0.0469)
OKLCH	oklch(49.19% 0.148 18.5)
XYZ	xyz(17.3926, 10.6215, 5.8360)
Luminance	0.1062 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4333F #33A498

analogous

#A43378 #A4333F #A45F33

triadic

#A4333F #3FA433 #333FA4

tetradic

#A4333F #78A433 #33A498 #5F33A4

square

#A4333F #78A433 #33A498 #5F33A4

split-complementary

#A4333F #33A45F #3378A4

monochromatic

#47161B #75242D #A4333F #C84D5A #D67B85

Accessibility & contrast

On white

6.72

#A4333F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#A4333F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A4333F

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4333F	#FFFFFF	#000000	##FFFFFF
##A4333F	1.00	6.72	3.12	6.72
#FFFFFF	6.72	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504D3F

Deuteranopia (green-blind)

#6D643C

Tritanopia (blue-blind)

#B41838

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a4333f;
/* rgb */ color: rgb(164, 51, 63);
/* oklch */ color: oklch(49.2% 0.148 18.5);

Tailwind

colors: {
  custom: {
    50: '#c57273',
    500: '#a4333f',
    950: '#000000',
  },
}

SCSS

$custom: #a4333f;
$custom-light: #c57273;
$custom-dark: #000000;

JSON

{
  "hex": "#a4333f",
  "rgb": {
    "r": 164,
    "g": 51,
    "b": 63
  },
  "hsl": {
    "h": 353.628,
    "s": 52.558,
    "l": 42.157
  },
  "oklch": {
    "l": 0.49186,
    "c": 0.14789,
    "h": 18.5
  },
  "luminance": 0.10619
}

Semantic roles & 50–950 ramp

primary

#A4333F

secondary

#74BFB7

accent

#DCCD4C

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140808

muted

#827B7B

Preview Lab

Preview with #A4333F

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

Preview Lab → · Contrast checker → · Palette generator →