#A7391C#A7391C

#A7391C is a mid, vivid red. Relative luminance 0.112; OKLCH L 49.9% C 0.151 H 35.4°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#A7391C
RGB	rgb(167, 57, 28)
HSL	hsl(13, 71%, 38%)
HSV	hsv(13, 83%, 65%)
CMYK	cmyk(0%, 65.9%, 83.2%, 34.5%)
CIE-LAB	lab(39.96, 43.83, 40.89)
CIE-LCH	lch(39.96, 59.95, 43.01°)
OKLab	oklab(49.91% 0.1227 0.0872)
OKLCH	oklch(49.91% 0.151 35.4)
XYZ	xyz(17.6111, 11.2282, 2.3383)
Luminance	0.1123 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A7391C #1C8AA7

analogous

#A71C44 #A7391C #A77E1C

triadic

#A7391C #1CA739 #391CA7

tetradic

#A7391C #44A71C #1C8AA7 #7E1CA7

square

#A7391C #44A71C #1C8AA7 #7E1CA7

split-complementary

#A7391C #1CA77E #1C44A7

monochromatic

#3E150A #732713 #A7391C #DB4B26 #E3775A

Accessibility & contrast

On white

6.47

#A7391C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#A7391C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A7391C

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A7391C	#FFFFFF	#000000	##FFFFFF
##A7391C	1.00	6.47	3.25	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594F17

Deuteranopia (green-blind)

#746717

Tritanopia (blue-blind)

#B81933

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a7391c;
/* rgb */ color: rgb(167, 57, 28);
/* oklch */ color: oklch(49.9% 0.151 35.4);

Tailwind

colors: {
  custom: {
    50: '#ca755b',
    500: '#a7391c',
    950: '#000000',
  },
}

SCSS

$custom: #a7391c;
$custom-light: #ca755b;
$custom-dark: #000000;

JSON

{
  "hex": "#a7391c",
  "rgb": {
    "r": 167,
    "g": 57,
    "b": 28
  },
  "hsl": {
    "h": 12.518,
    "s": 71.282,
    "l": 38.235
  },
  "oklch": {
    "l": 0.49909,
    "c": 0.15052,
    "h": 35.4
  },
  "luminance": 0.11226
}

Semantic roles & 50–950 ramp

primary

#A7391C

secondary

#58B0C7

accent

#C8EE3A

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150904

muted

#837B79

Preview Lab

Preview with #A7391C

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

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