#A6333F#A6333F

#A6333F is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.5% C 0.150 H 18.7°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#A6333F
RGB	rgb(166, 51, 63)
HSL	hsl(354, 53%, 43%)
HSV	hsv(354, 69%, 65%)
CMYK	cmyk(0%, 69.3%, 62%, 34.9%)
CIE-LAB	lab(39.30, 47.74, 19.86)
CIE-LCH	lch(39.30, 51.70, 22.59°)
OKLab	oklab(49.53% 0.1421 0.0481)
OKLCH	oklch(49.53% 0.15 18.7)
XYZ	xyz(17.8087, 10.8360, 5.8555)
Luminance	0.1083 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A6333F #33A69A

analogous

#A63379 #A6333F #A66033

triadic

#A6333F #3FA633 #333FA6

tetradic

#A6333F #79A633 #33A69A #6033A6

square

#A6333F #79A633 #33A69A #6033A6

split-complementary

#A6333F #33A660 #3379A6

monochromatic

#48161B #77252D #A6333F #C94E5A #D77C86

Accessibility & contrast

On white

6.63

#A6333F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#A6333F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A6333F

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A6333F	#FFFFFF	#000000	##FFFFFF
##A6333F	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514D3F

Deuteranopia (green-blind)

#6E653C

Tritanopia (blue-blind)

#B61638

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a6333f;
/* rgb */ color: rgb(166, 51, 63);
/* oklch */ color: oklch(49.5% 0.150 18.7);

Tailwind

colors: {
  custom: {
    50: '#c77273',
    500: '#a6333f',
    950: '#000000',
  },
}

SCSS

$custom: #a6333f;
$custom-light: #c77273;
$custom-dark: #000000;

JSON

{
  "hex": "#a6333f",
  "rgb": {
    "r": 166,
    "g": 51,
    "b": 63
  },
  "hsl": {
    "h": 353.739,
    "s": 52.995,
    "l": 42.549
  },
  "oklch": {
    "l": 0.49529,
    "c": 0.15005,
    "h": 18.7
  },
  "luminance": 0.10834
}

Semantic roles & 50–950 ramp

primary

#A6333F

secondary

#75C0B8

accent

#DCCD4B

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#140808

muted

#837B7B

Preview Lab

Preview with #A6333F

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

Preview Lab → · Contrast checker → · Palette generator →