#A12828#A12828

#A12828 is a mid, vivid red. Relative luminance 0.092; OKLCH L 47.1% C 0.158 H 25.7°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#A12828
RGB	rgb(161, 40, 40)
HSL	hsl(0, 60%, 39%)
HSV	hsv(0, 75%, 63%)
CMYK	cmyk(0%, 75.2%, 75.2%, 36.9%)
CIE-LAB	lab(36.46, 49.03, 30.33)
CIE-LCH	lch(36.46, 57.65, 31.73°)
OKLab	oklab(47.12% 0.142 0.0682)
OKLCH	oklch(47.12% 0.158 25.7)
XYZ	xyz(15.8416, 9.2503, 2.9584)
Luminance	0.0925 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A12828 #28A1A1

analogous

#A12865 #A12828 #A16528

triadic

#A12828 #28A128 #2828A1

tetradic

#A12828 #65A128 #28A1A1 #6528A1

square

#A12828 #65A128 #28A1A1 #6528A1

split-complementary

#A12828 #28A165 #2865A1

monochromatic

#3F1010 #701C1C #A12828 #CE3939 #DA6A6A

Accessibility & contrast

On white

7.37

#A12828 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#A12828 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A12828

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A12828	#FFFFFF	#000000	##FFFFFF
##A12828	1.00	7.37	2.85	7.37
#FFFFFF	7.37	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4527

Deuteranopia (green-blind)

#6A5F24

Tritanopia (blue-blind)

#B1002A

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a12828;
/* rgb */ color: rgb(161, 40, 40);
/* oklch */ color: oklch(47.1% 0.158 25.7);

Tailwind

colors: {
  custom: {
    50: '#c56c62',
    500: '#a12828',
    950: '#000000',
  },
}

SCSS

$custom: #a12828;
$custom-light: #c56c62;
$custom-dark: #000000;

JSON

{
  "hex": "#a12828",
  "rgb": {
    "r": 161,
    "g": 40,
    "b": 40
  },
  "hsl": {
    "h": 0,
    "s": 60.199,
    "l": 39.412
  },
  "oklch": {
    "l": 0.47118,
    "c": 0.15755,
    "h": 25.7
  },
  "luminance": 0.09248
}

Semantic roles & 50–950 ramp

primary

#A12828

secondary

#65C0C0

accent

#E3E344

background

#FDF6F5

surface

#FAECEA

border

#D3C7C6

text

#140705

muted

#837A79

Preview Lab

Preview with #A12828

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

Preview Lab → · Contrast checker → · Palette generator →