#A6364E#A6364E

#A6364E is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.2% C 0.147 H 11.4°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#A6364E
RGB	rgb(166, 54, 78)
HSL	hsl(347, 51%, 43%)
HSV	hsv(347, 67%, 65%)
CMYK	cmyk(0%, 67.5%, 53%, 34.9%)
CIE-LAB	lab(40.08, 47.64, 11.49)
CIE-LCH	lch(40.08, 49.01, 13.56°)
OKLab	oklab(50.21% 0.1442 0.0292)
OKLCH	oklch(50.21% 0.147 11.4)
XYZ	xyz(18.4218, 11.2978, 8.4169)
Luminance	0.1129 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A6364E #36A68E

analogous

#A63686 #A6364E #A65636

triadic

#A6364E #4EA636 #364EA6

tetradic

#A6364E #86A636 #36A68E #5636A6

square

#A6364E #86A636 #36A68E #5636A6

split-complementary

#A6364E #36A656 #3686A6

monochromatic

#4A1823 #782738 #A6364E #C7526B #D68193

Accessibility & contrast

On white

6.44

#A6364E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#A6364E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A6364E

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A6364E	#FFFFFF	#000000	##FFFFFF
##A6364E	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#51504E

Deuteranopia (green-blind)

#6E674B

Tritanopia (blue-blind)

#B5223F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a6364e;
/* rgb */ color: rgb(166, 54, 78);
/* oklch */ color: oklch(50.2% 0.147 11.4);

Tailwind

colors: {
  custom: {
    50: '#c6747f',
    500: '#a6364e',
    950: '#000000',
  },
}

SCSS

$custom: #a6364e;
$custom-light: #c6747f;
$custom-dark: #000000;

JSON

{
  "hex": "#a6364e",
  "rgb": {
    "r": 166,
    "g": 54,
    "b": 78
  },
  "hsl": {
    "h": 347.143,
    "s": 50.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.5021,
    "c": 0.14714,
    "h": 11.4
  },
  "luminance": 0.11295
}

Semantic roles & 50–950 ramp

primary

#A6364E

secondary

#79BFB0

accent

#DABC4D

background

#FCF7F7

surface

#F9EDEE

border

#D2C8C9

text

#14090A

muted

#827B7C

Preview Lab

Preview with #A6364E

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

Preview Lab → · Contrast checker → · Palette generator →