#A13B1E#A13B1E

#A13B1E is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.2% C 0.142 H 36.3°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#A13B1E
RGB	rgb(161, 59, 30)
HSL	hsl(13, 69%, 37%)
HSV	hsv(13, 81%, 63%)
CMYK	cmyk(0%, 63.4%, 81.4%, 36.9%)
CIE-LAB	lab(39.24, 40.79, 38.83)
CIE-LCH	lch(39.24, 56.32, 43.59°)
OKLab	oklab(49.17% 0.1143 0.0838)
OKLCH	oklch(49.17% 0.142 36.3)
XYZ	xyz(16.4981, 10.8011, 2.4441)
Luminance	0.1080 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A13B1E #1E84A1

analogous

#A11E43 #A13B1E #A17C1E

triadic

#A13B1E #1EA13B #3B1EA1

tetradic

#A13B1E #43A11E #1E84A1 #7C1EA1

square

#A13B1E #43A11E #1E84A1 #7C1EA1

split-complementary

#A13B1E #1EA17C #1E43A1

monochromatic

#3A150B #6D2814 #A13B1E #D54E28 #E07759

Accessibility & contrast

On white

6.65

#A13B1E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#A13B1E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A13B1E

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A13B1E	#FFFFFF	#000000	##FFFFFF
##A13B1E	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584E1A

Deuteranopia (green-blind)

#71651A

Tritanopia (blue-blind)

#B12035

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a13b1e;
/* rgb */ color: rgb(161, 59, 30);
/* oklch */ color: oklch(49.2% 0.142 36.3);

Tailwind

colors: {
  custom: {
    50: '#c5755c',
    500: '#a13b1e',
    950: '#000000',
  },
}

SCSS

$custom: #a13b1e;
$custom-light: #c5755c;
$custom-dark: #000000;

JSON

{
  "hex": "#a13b1e",
  "rgb": {
    "r": 161,
    "g": 59,
    "b": 30
  },
  "hsl": {
    "h": 13.282,
    "s": 68.586,
    "l": 37.451
  },
  "oklch": {
    "l": 0.4917,
    "c": 0.14175,
    "h": 36.3
  },
  "luminance": 0.10799
}

Semantic roles & 50–950 ramp

primary

#A13B1E

secondary

#57ACC4

accent

#C5EB3C

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140904

muted

#837B79

Preview Lab

Preview with #A13B1E

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

Preview Lab → · Contrast checker → · Palette generator →