#A63E45#A63E45

#A63E45 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.0% C 0.137 H 19.5°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#A63E45
RGB	rgb(166, 62, 69)
HSL	hsl(356, 46%, 45%)
HSV	hsv(356, 63%, 65%)
CMYK	cmyk(0%, 62.7%, 58.4%, 34.9%)
CIE-LAB	lab(41.19, 43.38, 18.61)
CIE-LCH	lch(41.19, 47.20, 23.22°)
OKLab	oklab(50.98% 0.1294 0.0457)
OKLCH	oklch(50.98% 0.137 19.5)
XYZ	xyz(18.5244, 11.9843, 6.9668)
Luminance	0.1198 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A63E45 #3EA69F

analogous

#A63E79 #A63E45 #A66B3E

triadic

#A63E45 #45A63E #3E45A6

tetradic

#A63E45 #79A63E #3EA69F #6B3EA6

square

#A63E45 #79A63E #3EA69F #6B3EA6

split-complementary

#A63E45 #3EA66B #3E79A6

monochromatic

#4D1D20 #792D32 #A63E45 #C35E65 #D48B90

Accessibility & contrast

On white

6.18

#A63E45 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#A63E45 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63E45

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A63E45	#FFFFFF	#000000	##FFFFFF
##A63E45	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585345

Deuteranopia (green-blind)

#726942

Tritanopia (blue-blind)

#B52B41

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #a63e45;
/* rgb */ color: rgb(166, 62, 69);
/* oklch */ color: oklch(51.0% 0.137 19.5);

Tailwind

colors: {
  custom: {
    50: '#c67878',
    500: '#a63e45',
    950: '#000000',
  },
}

SCSS

$custom: #a63e45;
$custom-light: #c67878;
$custom-dark: #000000;

JSON

{
  "hex": "#a63e45",
  "rgb": {
    "r": 166,
    "g": 62,
    "b": 69
  },
  "hsl": {
    "h": 355.962,
    "s": 45.614,
    "l": 44.706
  },
  "oklch": {
    "l": 0.50979,
    "c": 0.13718,
    "h": 19.5
  },
  "luminance": 0.11982
}

Semantic roles & 50–950 ramp

primary

#A63E45

secondary

#82BEBA

accent

#D5CC53

background

#FCF7F7

surface

#F9EEED

border

#D2C9C8

text

#140909

muted

#827B7B

Preview Lab

Preview with #A63E45

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

Preview Lab → · Contrast checker → · Palette generator →