#A6312A#A6312A

#A6312A is a mid, vivid red. Relative luminance 0.105; OKLCH L 49.0% C 0.154 H 27.7°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#A6312A
RGB	rgb(166, 49, 42)
HSL	hsl(3, 60%, 41%)
HSV	hsv(3, 75%, 65%)
CMYK	cmyk(0%, 70.5%, 74.7%, 34.9%)
CIE-LAB	lab(38.68, 47.37, 31.89)
CIE-LCH	lch(38.68, 57.11, 33.95°)
OKLab	oklab(48.96% 0.1366 0.0718)
OKLCH	oklch(48.96% 0.154 27.7)
XYZ	xyz(17.2440, 10.4734, 3.3036)
Luminance	0.1047 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A6312A #2A9FA6

analogous

#A62A61 #A6312A #A66F2A

triadic

#A6312A #2AA631 #312AA6

tetradic

#A6312A #61A62A #2A9FA6 #6F2AA6

square

#A6312A #61A62A #2A9FA6 #6F2AA6

split-complementary

#A6312A #2AA66F #2A61A6

monochromatic

#441411 #75231E #A6312A #CE473F #DB7670

Accessibility & contrast

On white

6.79

#A6312A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#A6312A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A6312A

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A6312A	#FFFFFF	#000000	##FFFFFF
##A6312A	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534B28

Deuteranopia (green-blind)

#706426

Tritanopia (blue-blind)

#B70730

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a6312a;
/* rgb */ color: rgb(166, 49, 42);
/* oklch */ color: oklch(49.0% 0.154 27.7);

Tailwind

colors: {
  custom: {
    50: '#c87164',
    500: '#a6312a',
    950: '#000000',
  },
}

SCSS

$custom: #a6312a;
$custom-light: #c87164;
$custom-dark: #000000;

JSON

{
  "hex": "#a6312a",
  "rgb": {
    "r": 166,
    "g": 49,
    "b": 42
  },
  "hsl": {
    "h": 3.387,
    "s": 59.615,
    "l": 40.784
  },
  "oklch": {
    "l": 0.48957,
    "c": 0.1543,
    "h": 27.7
  },
  "luminance": 0.10471
}

Semantic roles & 50–950 ramp

primary

#A6312A

secondary

#6ABDC2

accent

#DAE345

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#150805

muted

#837B7A

Preview Lab

Preview with #A6312A

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

Preview Lab → · Contrast checker → · Palette generator →