#A7301C#A7301C

#A7301C is a mid, vivid red. Relative luminance 0.104; OKLCH L 48.9% C 0.159 H 32.1°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#A7301C
RGB	rgb(167, 48, 28)
HSL	hsl(9, 71%, 38%)
HSV	hsv(9, 83%, 65%)
CMYK	cmyk(0%, 71.3%, 83.2%, 34.5%)
CIE-LAB	lab(38.58, 47.59, 39.60)
CIE-LCH	lch(38.58, 61.91, 39.77°)
OKLab	oklab(48.87% 0.1344 0.0843)
OKLCH	oklch(48.87% 0.159 32.1)
XYZ	xyz(17.2049, 10.4159, 2.2029)
Luminance	0.1041 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A7301C #1C93A7

analogous

#A71C4D #A7301C #A7751C

triadic

#A7301C #1CA730 #301CA7

tetradic

#A7301C #4DA71C #1C93A7 #751CA7

square

#A7301C #4DA71C #1C93A7 #751CA7

split-complementary

#A7301C #1CA775 #1C4DA7

monochromatic

#3E120A #732113 #A7301C #DB4026 #E36E5A

Accessibility & contrast

On white

6.81

#A7301C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#A7301C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A7301C

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A7301C	#FFFFFF	#000000	##FFFFFF
##A7301C	1.00	6.81	3.08	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544A18

Deuteranopia (green-blind)

#716416

Tritanopia (blue-blind)

#B8002D

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a7301c;
/* rgb */ color: rgb(167, 48, 28);
/* oklch */ color: oklch(48.9% 0.159 32.1);

Tailwind

colors: {
  custom: {
    50: '#ca705a',
    500: '#a7301c',
    950: '#000000',
  },
}

SCSS

$custom: #a7301c;
$custom-light: #ca705a;
$custom-dark: #000000;

JSON

{
  "hex": "#a7301c",
  "rgb": {
    "r": 167,
    "g": 48,
    "b": 28
  },
  "hsl": {
    "h": 8.633,
    "s": 71.282,
    "l": 38.235
  },
  "oklch": {
    "l": 0.4887,
    "c": 0.1586,
    "h": 32.1
  },
  "luminance": 0.10413
}

Semantic roles & 50–950 ramp

primary

#A7301C

secondary

#58B7C7

accent

#D4EE3A

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #A7301C

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

Preview Lab → · Contrast checker → · Palette generator →