#A1372D#A1372D

#A1372D is a mid, vivid red. Relative luminance 0.105; OKLCH L 48.8% C 0.142 H 28.7°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#A1372D
RGB	rgb(161, 55, 45)
HSL	hsl(5, 56%, 40%)
HSV	hsv(5, 72%, 63%)
CMYK	cmyk(0%, 65.8%, 72%, 36.9%)
CIE-LAB	lab(38.73, 43.25, 29.94)
CIE-LCH	lch(38.73, 52.60, 34.69°)
OKLab	oklab(48.83% 0.1249 0.0684)
OKLCH	oklch(48.83% 0.142 28.7)
XYZ	xyz(16.5395, 10.5013, 3.6381)
Luminance	0.1050 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1372D #2D97A1

analogous

#A12D5D #A1372D #A1712D

triadic

#A1372D #2DA137 #372DA1

tetradic

#A1372D #5DA12D #2D97A1 #712DA1

square

#A1372D #5DA12D #2D97A1 #712DA1

split-complementary

#A1372D #2DA171 #2D5DA1

monochromatic

#411612 #712720 #A1372D #CA4D41 #D77A71

Accessibility & contrast

On white

6.77

#A1372D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#A1372D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A1372D

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1372D	#FFFFFF	#000000	##FFFFFF
##A1372D	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544D2B

Deuteranopia (green-blind)

#6F642A

Tritanopia (blue-blind)

#B11C35

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a1372d;
/* rgb */ color: rgb(161, 55, 45);
/* oklch */ color: oklch(48.8% 0.142 28.7);

Tailwind

colors: {
  custom: {
    50: '#c47366',
    500: '#a1372d',
    950: '#000000',
  },
}

SCSS

$custom: #a1372d;
$custom-light: #c47366;
$custom-dark: #000000;

JSON

{
  "hex": "#a1372d",
  "rgb": {
    "r": 161,
    "g": 55,
    "b": 45
  },
  "hsl": {
    "h": 5.172,
    "s": 56.311,
    "l": 40.392
  },
  "oklch": {
    "l": 0.48834,
    "c": 0.14241,
    "h": 28.7
  },
  "luminance": 0.10499
}

Semantic roles & 50–950 ramp

primary

#A1372D

secondary

#6BB8BF

accent

#D3E048

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A1372D

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

Preview Lab → · Contrast checker → · Palette generator →