#A13F28#A13F28

#A13F28 is a mid, vivid red. Relative luminance 0.113; OKLCH L 49.8% C 0.135 H 34.6°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#A13F28
RGB	rgb(161, 63, 40)
HSL	hsl(11, 60%, 39%)
HSV	hsv(11, 75%, 63%)
CMYK	cmyk(0%, 60.9%, 75.2%, 36.9%)
CIE-LAB	lab(40.06, 39.30, 34.31)
CIE-LCH	lch(40.06, 52.17, 41.13°)
OKLab	oklab(49.82% 0.1116 0.0769)
OKLCH	oklch(49.82% 0.135 34.6)
XYZ	xyz(16.8602, 11.2876, 3.2980)
Luminance	0.1129 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A13F28 #288AA1

analogous

#A1284E #A13F28 #A17C28

triadic

#A13F28 #28A13F #3F28A1

tetradic

#A13F28 #4EA128 #288AA1 #7C28A1

square

#A13F28 #4EA128 #288AA1 #7C28A1

split-complementary

#A13F28 #28A17C #284EA1

monochromatic

#3F1910 #702C1C #A13F28 #CE5539 #DA7F6A

Accessibility & contrast

On white

6.45

#A13F28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#A13F28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A13F28

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A13F28	#FFFFFF	#000000	##FFFFFF
##A13F28	1.00	6.45	3.26	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5125

Deuteranopia (green-blind)

#726725

Tritanopia (blue-blind)

#B1283A

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a13f28;
/* rgb */ color: rgb(161, 63, 40);
/* oklch */ color: oklch(49.8% 0.135 34.6);

Tailwind

colors: {
  custom: {
    50: '#c47863',
    500: '#a13f28',
    950: '#000000',
  },
}

SCSS

$custom: #a13f28;
$custom-light: #c47863;
$custom-dark: #000000;

JSON

{
  "hex": "#a13f28",
  "rgb": {
    "r": 161,
    "g": 63,
    "b": 40
  },
  "hsl": {
    "h": 11.405,
    "s": 60.199,
    "l": 39.412
  },
  "oklch": {
    "l": 0.49819,
    "c": 0.13547,
    "h": 34.6
  },
  "luminance": 0.11285
}

Semantic roles & 50–950 ramp

primary

#A13F28

secondary

#65AFC0

accent

#C5E344

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#140905

muted

#837B79

Preview Lab

Preview with #A13F28

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

Preview Lab → · Contrast checker → · Palette generator →