#A13D1D#A13D1D

#A13D1D is a mid, vivid red. Relative luminance 0.110; OKLCH L 49.4% C 0.140 H 37.5°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#A13D1D
RGB	rgb(161, 61, 29)
HSL	hsl(15, 69%, 37%)
HSV	hsv(15, 82%, 63%)
CMYK	cmyk(0%, 62.1%, 82%, 36.9%)
CIE-LAB	lab(39.59, 39.82, 39.67)
CIE-LCH	lch(39.59, 56.21, 44.89°)
OKLab	oklab(49.43% 0.1111 0.0854)
OKLCH	oklch(49.43% 0.14 37.5)
XYZ	xyz(16.5903, 11.0056, 2.4129)
Luminance	0.1100 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A13D1D #1D81A1

analogous

#A11D3F #A13D1D #A17F1D

triadic

#A13D1D #1DA13D #3D1DA1

tetradic

#A13D1D #3FA11D #1D81A1 #7F1DA1

square

#A13D1D #3FA11D #1D81A1 #7F1DA1

split-complementary

#A13D1D #1DA17F #1D3FA1

monochromatic

#39160A #6D2914 #A13D1D #D55126 #E17958

Accessibility & contrast

On white

6.56

#A13D1D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#A13D1D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A13D1D

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A13D1D	#FFFFFF	#000000	##FFFFFF
##A13D1D	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594F18

Deuteranopia (green-blind)

#726619

Tritanopia (blue-blind)

#B12437

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a13d1d;
/* rgb */ color: rgb(161, 61, 29);
/* oklch */ color: oklch(49.4% 0.140 37.5);

Tailwind

colors: {
  custom: {
    50: '#c5765c',
    500: '#a13d1d',
    950: '#000000',
  },
}

SCSS

$custom: #a13d1d;
$custom-light: #c5765c;
$custom-dark: #000000;

JSON

{
  "hex": "#a13d1d",
  "rgb": {
    "r": 161,
    "g": 61,
    "b": 29
  },
  "hsl": {
    "h": 14.545,
    "s": 69.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.49429,
    "c": 0.14011,
    "h": 37.5
  },
  "luminance": 0.11003
}

Semantic roles & 50–950 ramp

primary

#A13D1D

secondary

#55A9C4

accent

#C1EC3C

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140904

muted

#837B79

Preview Lab

Preview with #A13D1D

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

Preview Lab → · Contrast checker → · Palette generator →