#A63E2D#A63E2D

#A63E2D is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.6% C 0.141 H 31.6°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#A63E2D
RGB	rgb(166, 62, 45)
HSL	hsl(8, 57%, 41%)
HSV	hsv(8, 73%, 65%)
CMYK	cmyk(0%, 62.7%, 72.9%, 34.9%)
CIE-LAB	lab(40.81, 41.87, 32.55)
CIE-LCH	lch(40.81, 53.04, 37.86°)
OKLab	oklab(50.57% 0.12 0.0739)
OKLCH	oklch(50.57% 0.141 31.6)
XYZ	xyz(17.9240, 11.7442, 3.8051)
Luminance	0.1174 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A63E2D #2D95A6

analogous

#A62D59 #A63E2D #A67B2D

triadic

#A63E2D #2DA63E #3E2DA6

tetradic

#A63E2D #59A62D #2D95A6 #7B2DA6

square

#A63E2D #59A62D #2D95A6 #7B2DA6

split-complementary

#A63E2D #2DA67B #2D59A6

monochromatic

#461A13 #762C20 #A63E2D #CC5744 #D98274

Accessibility & contrast

On white

6.27

#A63E2D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#A63E2D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63E2D

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A63E2D	#FFFFFF	#000000	##FFFFFF
##A63E2D	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A522B

Deuteranopia (green-blind)

#74692A

Tritanopia (blue-blind)

#B6253B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #a63e2d;
/* rgb */ color: rgb(166, 62, 45);
/* oklch */ color: oklch(50.6% 0.141 31.6);

Tailwind

colors: {
  custom: {
    50: '#c77867',
    500: '#a63e2d',
    950: '#000000',
  },
}

SCSS

$custom: #a63e2d;
$custom-light: #c77867;
$custom-dark: #000000;

JSON

{
  "hex": "#a63e2d",
  "rgb": {
    "r": 166,
    "g": 62,
    "b": 45
  },
  "hsl": {
    "h": 8.43,
    "s": 57.346,
    "l": 41.373
  },
  "oklch": {
    "l": 0.50566,
    "c": 0.14091,
    "h": 31.6
  },
  "luminance": 0.11742
}

Semantic roles & 50–950 ramp

primary

#A63E2D

secondary

#6EB5C1

accent

#CBE147

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140906

muted

#837B7A

Preview Lab

Preview with #A63E2D

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

Preview Lab → · Contrast checker → · Palette generator →