#A13828#A13828

#A13828 is a mid, vivid red. Relative luminance 0.106; OKLCH L 48.9% C 0.142 H 31.3°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#A13828
RGB	rgb(161, 56, 40)
HSL	hsl(8, 60%, 39%)
HSV	hsv(8, 75%, 63%)
CMYK	cmyk(0%, 65.2%, 75.2%, 36.9%)
CIE-LAB	lab(38.83, 42.57, 32.97)
CIE-LCH	lch(38.83, 53.84, 37.76°)
OKLab	oklab(48.89% 0.1217 0.0739)
OKLCH	oklch(48.89% 0.142 31.3)
XYZ	xyz(16.4969, 10.5610, 3.1769)
Luminance	0.1056 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A13828 #2891A1

analogous

#A12855 #A13828 #A17528

triadic

#A13828 #28A138 #3828A1

tetradic

#A13828 #55A128 #2891A1 #7528A1

square

#A13828 #55A128 #2891A1 #7528A1

split-complementary

#A13828 #28A175 #2855A1

monochromatic

#3F1610 #70271C #A13828 #CE4C39 #DA786A

Accessibility & contrast

On white

6.75

#A13828 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#A13828 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A13828

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A13828	#FFFFFF	#000000	##FFFFFF
##A13828	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554D26

Deuteranopia (green-blind)

#6F6424

Tritanopia (blue-blind)

#B11D35

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a13828;
/* rgb */ color: rgb(161, 56, 40);
/* oklch */ color: oklch(48.9% 0.142 31.3);

Tailwind

colors: {
  custom: {
    50: '#c47463',
    500: '#a13828',
    950: '#000000',
  },
}

SCSS

$custom: #a13828;
$custom-light: #c47463;
$custom-dark: #000000;

JSON

{
  "hex": "#a13828",
  "rgb": {
    "r": 161,
    "g": 56,
    "b": 40
  },
  "hsl": {
    "h": 7.934,
    "s": 60.199,
    "l": 39.412
  },
  "oklch": {
    "l": 0.48892,
    "c": 0.14241,
    "h": 31.3
  },
  "luminance": 0.10559
}

Semantic roles & 50–950 ramp

primary

#A13828

secondary

#65B4C0

accent

#CEE344

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#140805

muted

#837B79

Preview Lab

Preview with #A13828

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

Preview Lab → · Contrast checker → · Palette generator →