#A13B28#A13B28

#A13B28 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.3% C 0.139 H 32.6°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#A13B28
RGB	rgb(161, 59, 40)
HSL	hsl(9, 60%, 39%)
HSV	hsv(9, 75%, 63%)
CMYK	cmyk(0%, 63.4%, 75.2%, 36.9%)
CIE-LAB	lab(39.34, 41.19, 33.53)
CIE-LCH	lch(39.34, 53.11, 39.14°)
OKLab	oklab(49.28% 0.1174 0.0752)
OKLCH	oklch(49.28% 0.139 32.6)
XYZ	xyz(16.6467, 10.8605, 3.2268)
Luminance	0.1086 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A13B28 #288EA1

analogous

#A12852 #A13B28 #A17728

triadic

#A13B28 #28A13B #3B28A1

tetradic

#A13B28 #52A128 #288EA1 #7728A1

square

#A13B28 #52A128 #288EA1 #7728A1

split-complementary

#A13B28 #28A177 #2852A1

monochromatic

#3F1710 #70291C #A13B28 #CE5039 #DA7B6A

Accessibility & contrast

On white

6.62

#A13B28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#A13B28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A13B28

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A13B28	#FFFFFF	#000000	##FFFFFF
##A13B28	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574F25

Deuteranopia (green-blind)

#716525

Tritanopia (blue-blind)

#B12237

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a13b28;
/* rgb */ color: rgb(161, 59, 40);
/* oklch */ color: oklch(49.3% 0.139 32.6);

Tailwind

colors: {
  custom: {
    50: '#c47563',
    500: '#a13b28',
    950: '#000000',
  },
}

SCSS

$custom: #a13b28;
$custom-light: #c47563;
$custom-dark: #000000;

JSON

{
  "hex": "#a13b28",
  "rgb": {
    "r": 161,
    "g": 59,
    "b": 40
  },
  "hsl": {
    "h": 9.421,
    "s": 60.199,
    "l": 39.412
  },
  "oklch": {
    "l": 0.49279,
    "c": 0.13943,
    "h": 32.6
  },
  "luminance": 0.10858
}

Semantic roles & 50–950 ramp

primary

#A13B28

secondary

#65B2C0

accent

#CAE344

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#140905

muted

#837B79

Preview Lab

Preview with #A13B28

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

Preview Lab → · Contrast checker → · Palette generator →