#A1372E#A1372E

#A1372E is a mid, vivid red. Relative luminance 0.105; OKLCH L 48.8% C 0.142 H 28.3°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#A1372E
RGB	rgb(161, 55, 46)
HSL	hsl(5, 56%, 41%)
HSV	hsv(5, 71%, 63%)
CMYK	cmyk(0%, 65.8%, 71.4%, 36.9%)
CIE-LAB	lab(38.74, 43.30, 29.36)
CIE-LCH	lch(38.74, 52.32, 34.14°)
OKLab	oklab(48.85% 0.1253 0.0674)
OKLCH	oklch(48.85% 0.142 28.3)
XYZ	xyz(16.5590, 10.5090, 3.7407)
Luminance	0.1051 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1372E #2E98A1

analogous

#A12E5E #A1372E #A1712E

triadic

#A1372E #2EA137 #372EA1

tetradic

#A1372E #5EA12E #2E98A1 #712EA1

square

#A1372E #5EA12E #2E98A1 #712EA1

split-complementary

#A1372E #2EA171 #2E5EA1

monochromatic

#421613 #712720 #A1372E #C94D43 #D77A73

Accessibility & contrast

On white

6.77

#A1372E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#A1372E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A1372E

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1372E	#FFFFFF	#000000	##FFFFFF
##A1372E	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)

#544D2C

Deuteranopia (green-blind)

#6F642B

Tritanopia (blue-blind)

#B11C36

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a1372e;
/* rgb */ color: rgb(161, 55, 46);
/* oklch */ color: oklch(48.8% 0.142 28.3);

Tailwind

colors: {
  custom: {
    50: '#c47367',
    500: '#a1372e',
    950: '#000000',
  },
}

SCSS

$custom: #a1372e;
$custom-light: #c47367;
$custom-dark: #000000;

JSON

{
  "hex": "#a1372e",
  "rgb": {
    "r": 161,
    "g": 55,
    "b": 46
  },
  "hsl": {
    "h": 4.696,
    "s": 55.556,
    "l": 40.588
  },
  "oklch": {
    "l": 0.48849,
    "c": 0.14223,
    "h": 28.3
  },
  "luminance": 0.10507
}

Semantic roles & 50–950 ramp

primary

#A1372E

secondary

#6CB8BE

accent

#D3DF49

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A1372E

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

Preview Lab → · Contrast checker → · Palette generator →