#A6313C#A6313C

#A6313C is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.3% C 0.152 H 19.6°. Best body text is #FFFFFF at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#A6313C
RGB	rgb(166, 49, 60)
HSL	hsl(354, 54%, 42%)
HSV	hsv(354, 70%, 65%)
CMYK	cmyk(0%, 70.5%, 63.9%, 34.9%)
CIE-LAB	lab(38.95, 48.34, 21.28)
CIE-LCH	lch(38.95, 52.82, 23.76°)
OKLab	oklab(49.25% 0.1435 0.0511)
OKLCH	oklch(49.25% 0.152 19.6)
XYZ	xyz(17.6416, 10.6324, 5.3974)
Luminance	0.1063 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A6313C #31A69B

analogous

#A63177 #A6313C #A66131

triadic

#A6313C #3CA631 #313CA6

tetradic

#A6313C #77A631 #31A69B #6131A6

square

#A6313C #77A631 #31A69B #6131A6

split-complementary

#A6313C #31A661 #3177A6

monochromatic

#47151A #77232B #A6313C #CA4A56 #D87A83

Accessibility & contrast

On white

6.72

#A6313C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#A6313C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A6313C

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A6313C	#FFFFFF	#000000	##FFFFFF
##A6313C	1.00	6.72	3.13	6.72
#FFFFFF	6.72	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504C3C

Deuteranopia (green-blind)

#6E6539

Tritanopia (blue-blind)

#B61036

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a6313c;
/* rgb */ color: rgb(166, 49, 60);
/* oklch */ color: oklch(49.3% 0.152 19.6);

Tailwind

colors: {
  custom: {
    50: '#c77171',
    500: '#a6313c',
    950: '#000000',
  },
}

SCSS

$custom: #a6313c;
$custom-light: #c77171;
$custom-dark: #000000;

JSON

{
  "hex": "#a6313c",
  "rgb": {
    "r": 166,
    "g": 49,
    "b": 60
  },
  "hsl": {
    "h": 354.359,
    "s": 54.419,
    "l": 42.157
  },
  "oklch": {
    "l": 0.49251,
    "c": 0.15229,
    "h": 19.6
  },
  "luminance": 0.1063
}

Semantic roles & 50–950 ramp

primary

#A6313C

secondary

#73C0B9

accent

#DED04A

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#140807

muted

#837B7A

Preview Lab

Preview with #A6313C

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

Preview Lab → · Contrast checker → · Palette generator →