#A6211D#A6211D

#A6211D is a mid, vivid red. Relative luminance 0.093; OKLCH L 47.3% C 0.169 H 27.8°. Best body text is #FFFFFF at 7.35:1 contrast (WCAG AA passes).

Color values

HEX	#A6211D
RGB	rgb(166, 33, 29)
HSL	hsl(2, 70%, 38%)
HSV	hsv(2, 83%, 65%)
CMYK	cmyk(0%, 80.1%, 82.5%, 34.9%)
CIE-LAB	lab(36.53, 52.47, 37.05)
CIE-LCH	lch(36.53, 64.23, 35.23°)
OKLab	oklab(47.31% 0.1499 0.0791)
OKLCH	oklch(47.31% 0.169 27.8)
XYZ	xyz(16.4935, 9.2861, 2.0861)
Luminance	0.0928 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A6211D #1DA2A6

analogous

#A61D5D #A6211D #A6651D

triadic

#A6211D #1DA621 #211DA6

tetradic

#A6211D #5DA61D #1DA2A6 #651DA6

square

#A6211D #5DA61D #1DA2A6 #651DA6

split-complementary

#A6211D #1DA665 #1D5DA6

monochromatic

#3E0C0B #721714 #A6211D #D92C27 #E25F5B

Accessibility & contrast

On white

7.35

#A6211D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#A6211D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A6211D

7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A6211D	#FFFFFF	#000000	##FFFFFF
##A6211D	1.00	7.35	2.86	7.35
#FFFFFF	7.35	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C431B

Deuteranopia (green-blind)

#6C6016

Tritanopia (blue-blind)

#B70022

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a6211d;
/* rgb */ color: rgb(166, 33, 29);
/* oklch */ color: oklch(47.3% 0.169 27.8);

Tailwind

colors: {
  custom: {
    50: '#ca695a',
    500: '#a6211d',
    950: '#000000',
  },
}

SCSS

$custom: #a6211d;
$custom-light: #ca695a;
$custom-dark: #000000;

JSON

{
  "hex": "#a6211d",
  "rgb": {
    "r": 166,
    "g": 33,
    "b": 29
  },
  "hsl": {
    "h": 1.752,
    "s": 70.256,
    "l": 38.235
  },
  "oklch": {
    "l": 0.47309,
    "c": 0.16948,
    "h": 27.8
  },
  "luminance": 0.09283
}

Semantic roles & 50–950 ramp

primary

#A6211D

secondary

#59C3C6

accent

#E8ED3B

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A6211D

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

Preview Lab → · Contrast checker → · Palette generator →