#A6364C#A6364C

#A6364C is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.2% C 0.147 H 12.6°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#A6364C
RGB	rgb(166, 54, 76)
HSL	hsl(348, 51%, 43%)
HSV	hsv(348, 67%, 65%)
CMYK	cmyk(0%, 67.5%, 54.2%, 34.9%)
CIE-LAB	lab(40.03, 47.47, 12.68)
CIE-LCH	lch(40.03, 49.14, 14.96°)
OKLab	oklab(50.16% 0.1434 0.032)
OKLCH	oklch(50.16% 0.147 12.6)
XYZ	xyz(18.3512, 11.2696, 8.0450)
Luminance	0.1127 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A6364C #36A690

analogous

#A63684 #A6364C #A65836

triadic

#A6364C #4CA636 #364CA6

tetradic

#A6364C #84A636 #36A690 #5836A6

square

#A6364C #84A636 #36A690 #5836A6

split-complementary

#A6364C #36A658 #3684A6

monochromatic

#4A1822 #782737 #A6364C #C75269 #D68191

Accessibility & contrast

On white

6.45

#A6364C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#A6364C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A6364C

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A6364C	#FFFFFF	#000000	##FFFFFF
##A6364C	1.00	6.45	3.25	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#51504C

Deuteranopia (green-blind)

#6E6749

Tritanopia (blue-blind)

#B5213F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a6364c;
/* rgb */ color: rgb(166, 54, 76);
/* oklch */ color: oklch(50.2% 0.147 12.6);

Tailwind

colors: {
  custom: {
    50: '#c6747d',
    500: '#a6364c',
    950: '#000000',
  },
}

SCSS

$custom: #a6364c;
$custom-light: #c6747d;
$custom-dark: #000000;

JSON

{
  "hex": "#a6364c",
  "rgb": {
    "r": 166,
    "g": 54,
    "b": 76
  },
  "hsl": {
    "h": 348.214,
    "s": 50.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.5016,
    "c": 0.14694,
    "h": 12.6
  },
  "luminance": 0.11267
}

Semantic roles & 50–950 ramp

primary

#A6364C

secondary

#79BFB1

accent

#DABF4D

background

#FCF7F7

surface

#F9EDEE

border

#D2C8C9

text

#140909

muted

#827B7B

Preview Lab

Preview with #A6364C

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

Preview Lab → · Contrast checker → · Palette generator →