#A63D45#A63D45

#A63D45 is a mid, vivid red. Relative luminance 0.119; OKLCH L 50.8% C 0.138 H 19.0°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#A63D45
RGB	rgb(166, 61, 69)
HSL	hsl(355, 46%, 45%)
HSV	hsv(355, 63%, 65%)
CMYK	cmyk(0%, 63.3%, 58.4%, 34.9%)
CIE-LAB	lab(41.02, 43.84, 18.38)
CIE-LCH	lch(41.02, 47.54, 22.75°)
OKLab	oklab(50.85% 0.1308 0.0452)
OKLCH	oklch(50.85% 0.138 19)
XYZ	xyz(18.4705, 11.8766, 6.9488)
Luminance	0.1187 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A63D45 #3DA69E

analogous

#A63D79 #A63D45 #A66A3D

triadic

#A63D45 #45A63D #3D45A6

tetradic

#A63D45 #79A63D #3DA69E #6A3DA6

square

#A63D45 #79A63D #3DA69E #6A3DA6

split-complementary

#A63D45 #3DA66A #3D79A6

monochromatic

#4C1C20 #792D32 #A63D45 #C35D65 #D48A8F

Accessibility & contrast

On white

6.22

#A63D45 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#A63D45 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63D45

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A63D45	#FFFFFF	#000000	##FFFFFF
##A63D45	1.00	6.22	3.37	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575345

Deuteranopia (green-blind)

#716942

Tritanopia (blue-blind)

#B52941

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #a63d45;
/* rgb */ color: rgb(166, 61, 69);
/* oklch */ color: oklch(50.8% 0.138 19.0);

Tailwind

colors: {
  custom: {
    50: '#c67878',
    500: '#a63d45',
    950: '#000000',
  },
}

SCSS

$custom: #a63d45;
$custom-light: #c67878;
$custom-dark: #000000;

JSON

{
  "hex": "#a63d45",
  "rgb": {
    "r": 166,
    "g": 61,
    "b": 69
  },
  "hsl": {
    "h": 355.429,
    "s": 46.256,
    "l": 44.51
  },
  "oklch": {
    "l": 0.5085,
    "c": 0.13837,
    "h": 19
  },
  "luminance": 0.11874
}

Semantic roles & 50–950 ramp

primary

#A63D45

secondary

#80BEBA

accent

#D6CC52

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140909

muted

#827B7B

Preview Lab

Preview with #A63D45

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

Preview Lab → · Contrast checker → · Palette generator →