#A63F32#A63F32

#A63F32 is a mid, vivid red. Relative luminance 0.119; OKLCH L 50.8% C 0.139 H 29.9°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#A63F32
RGB	rgb(166, 63, 50)
HSL	hsl(7, 54%, 42%)
HSV	hsv(7, 70%, 65%)
CMYK	cmyk(0%, 62%, 69.9%, 34.9%)
CIE-LAB	lab(41.05, 41.66, 29.93)
CIE-LCH	lch(41.05, 51.30, 35.69°)
OKLab	oklab(50.77% 0.1204 0.0691)
OKLCH	oklch(50.77% 0.139 29.9)
XYZ	xyz(18.0809, 11.8948, 4.3608)
Luminance	0.1189 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A63F32 #3299A6

analogous

#A6325F #A63F32 #A67932

triadic

#A63F32 #32A63F #3F32A6

tetradic

#A63F32 #5FA632 #3299A6 #7932A6

square

#A63F32 #5FA632 #3299A6 #7932A6

split-complementary

#A63F32 #32A679 #325FA6

monochromatic

#481B16 #772D24 #A63F32 #C95A4C #D7857B

Accessibility & contrast

On white

6.22

#A63F32 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#A63F32 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63F32

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A63F32	#FFFFFF	#000000	##FFFFFF
##A63F32	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5330

Deuteranopia (green-blind)

#74692F

Tritanopia (blue-blind)

#B6283C

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #a63f32;
/* rgb */ color: rgb(166, 63, 50);
/* oklch */ color: oklch(50.8% 0.139 29.9);

Tailwind

colors: {
  custom: {
    50: '#c7786a',
    500: '#a63f32',
    950: '#000000',
  },
}

SCSS

$custom: #a63f32;
$custom-light: #c7786a;
$custom-dark: #000000;

JSON

{
  "hex": "#a63f32",
  "rgb": {
    "r": 166,
    "g": 63,
    "b": 50
  },
  "hsl": {
    "h": 6.724,
    "s": 53.704,
    "l": 42.353
  },
  "oklch": {
    "l": 0.50769,
    "c": 0.13878,
    "h": 29.9
  },
  "luminance": 0.11892
}

Semantic roles & 50–950 ramp

primary

#A63F32

secondary

#74B7C0

accent

#CDDD4B

background

#FDF7F6

surface

#FAEEEB

border

#D3C9C6

text

#140906

muted

#837B7A

Preview Lab

Preview with #A63F32

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

Preview Lab → · Contrast checker → · Palette generator →