#A7211F#A7211F

#A7211F is a mid, vivid red. Relative luminance 0.094; OKLCH L 47.5% C 0.170 H 27.2°. Best body text is #FFFFFF at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#A7211F
RGB	rgb(167, 33, 31)
HSL	hsl(1, 69%, 39%)
HSV	hsv(1, 81%, 65%)
CMYK	cmyk(0%, 80.2%, 81.4%, 34.5%)
CIE-LAB	lab(36.75, 52.83, 36.23)
CIE-LCH	lch(36.75, 64.06, 34.44°)
OKLab	oklab(47.52% 0.1513 0.0779)
OKLCH	oklch(47.52% 0.17 27.2)
XYZ	xyz(16.7296, 9.4048, 2.2305)
Luminance	0.0940 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A7211F #1FA5A7

analogous

#A71F61 #A7211F #A7651F

triadic

#A7211F #1FA721 #211FA7

tetradic

#A7211F #61A71F #1FA5A7 #651FA7

square

#A7211F #61A71F #1FA5A7 #651FA7

split-complementary

#A7211F #1FA765 #1F61A7

monochromatic

#400D0C #731715 #A7211F #D82E2B #E1615F

Accessibility & contrast

On white

7.29

#A7211F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#A7211F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A7211F

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A7211F	#FFFFFF	#000000	##FFFFFF
##A7211F	1.00	7.29	2.88	7.29
#FFFFFF	7.29	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C441D

Deuteranopia (green-blind)

#6D6118

Tritanopia (blue-blind)

#B80023

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a7211f;
/* rgb */ color: rgb(167, 33, 31);
/* oklch */ color: oklch(47.5% 0.170 27.2);

Tailwind

colors: {
  custom: {
    50: '#cb6a5c',
    500: '#a7211f',
    950: '#000000',
  },
}

SCSS

$custom: #a7211f;
$custom-light: #cb6a5c;
$custom-dark: #000000;

JSON

{
  "hex": "#a7211f",
  "rgb": {
    "r": 167,
    "g": 33,
    "b": 31
  },
  "hsl": {
    "h": 0.882,
    "s": 68.687,
    "l": 38.824
  },
  "oklch": {
    "l": 0.47516,
    "c": 0.17021,
    "h": 27.2
  },
  "luminance": 0.09402
}

Semantic roles & 50–950 ramp

primary

#A7211F

secondary

#5CC4C6

accent

#E9EC3C

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A7211F

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

Preview Lab → · Contrast checker → · Palette generator →