#A13A1D#A13A1D

#A13A1D is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.0% C 0.143 H 36.1°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#A13A1D
RGB	rgb(161, 58, 29)
HSL	hsl(13, 69%, 37%)
HSV	hsv(13, 82%, 63%)
CMYK	cmyk(0%, 64%, 82%, 36.9%)
CIE-LAB	lab(39.06, 41.22, 39.16)
CIE-LCH	lch(39.06, 56.86, 43.53°)
OKLab	oklab(49.03% 0.1154 0.0843)
OKLCH	oklch(49.03% 0.143 36.1)
XYZ	xyz(16.4346, 10.6943, 2.3610)
Luminance	0.1069 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A13A1D #1D84A1

analogous

#A11D42 #A13A1D #A17C1D

triadic

#A13A1D #1DA13A #3A1DA1

tetradic

#A13A1D #42A11D #1D84A1 #7C1DA1

square

#A13A1D #42A11D #1D84A1 #7C1DA1

split-complementary

#A13A1D #1DA17C #1D42A1

monochromatic

#39150A #6D2714 #A13A1D #D54D26 #E17658

Accessibility & contrast

On white

6.69

#A13A1D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#A13A1D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A13A1D

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A13A1D	#FFFFFF	#000000	##FFFFFF
##A13A1D	1.00	6.69	3.14	6.69
#FFFFFF	6.69	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574E19

Deuteranopia (green-blind)

#716519

Tritanopia (blue-blind)

#B11E34

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a13a1d;
/* rgb */ color: rgb(161, 58, 29);
/* oklch */ color: oklch(49.0% 0.143 36.1);

Tailwind

colors: {
  custom: {
    50: '#c5755b',
    500: '#a13a1d',
    950: '#000000',
  },
}

SCSS

$custom: #a13a1d;
$custom-light: #c5755b;
$custom-dark: #000000;

JSON

{
  "hex": "#a13a1d",
  "rgb": {
    "r": 161,
    "g": 58,
    "b": 29
  },
  "hsl": {
    "h": 13.182,
    "s": 69.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.4903,
    "c": 0.14291,
    "h": 36.1
  },
  "luminance": 0.10692
}

Semantic roles & 50–950 ramp

primary

#A13A1D

secondary

#55ACC4

accent

#C5EC3C

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140904

muted

#837B79

Preview Lab

Preview with #A13A1D

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

Preview Lab → · Contrast checker → · Palette generator →