#A1372F#A1372F

#A1372F is a mid, vivid red. Relative luminance 0.105; OKLCH L 48.9% C 0.142 H 27.8°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#A1372F
RGB	rgb(161, 55, 47)
HSL	hsl(4, 55%, 41%)
HSV	hsv(4, 71%, 63%)
CMYK	cmyk(0%, 65.8%, 70.8%, 36.9%)
CIE-LAB	lab(38.75, 43.36, 28.78)
CIE-LCH	lch(38.75, 52.04, 33.58°)
OKLab	oklab(48.86% 0.1256 0.0663)
OKLCH	oklch(48.86% 0.142 27.8)
XYZ	xyz(16.5790, 10.5170, 3.8458)
Luminance	0.1051 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1372F #2F99A1

analogous

#A12F60 #A1372F #A1702F

triadic

#A1372F #2FA137 #372FA1

tetradic

#A1372F #60A12F #2F99A1 #702FA1

square

#A1372F #60A12F #2F99A1 #702FA1

split-complementary

#A1372F #2FA170 #2F60A1

monochromatic

#421713 #722721 #A1372F #C94E45 #D67B74

Accessibility & contrast

On white

6.77

#A1372F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#A1372F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A1372F

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1372F	#FFFFFF	#000000	##FFFFFF
##A1372F	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)

#544D2D

Deuteranopia (green-blind)

#6E642C

Tritanopia (blue-blind)

#B11C36

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a1372f;
/* rgb */ color: rgb(161, 55, 47);
/* oklch */ color: oklch(48.9% 0.142 27.8);

Tailwind

colors: {
  custom: {
    50: '#c47368',
    500: '#a1372f',
    950: '#000000',
  },
}

SCSS

$custom: #a1372f;
$custom-light: #c47368;
$custom-dark: #000000;

JSON

{
  "hex": "#a1372f",
  "rgb": {
    "r": 161,
    "g": 55,
    "b": 47
  },
  "hsl": {
    "h": 4.211,
    "s": 54.808,
    "l": 40.784
  },
  "oklch": {
    "l": 0.48864,
    "c": 0.14205,
    "h": 27.8
  },
  "luminance": 0.10515
}

Semantic roles & 50–950 ramp

primary

#A1372F

secondary

#6EB9BE

accent

#D4DE4A

background

#FCF7F6

surface

#F9EDEB

border

#D2C8C6

text

#140806

muted

#827B7A

Preview Lab

Preview with #A1372F

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

Preview Lab → · Contrast checker → · Palette generator →