#391019#391019

#391019 is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.4% C 0.065 H 10.0°. Best body text is #FFFFFF at 16.64:1 contrast (WCAG AA passes).

Color values

HEX	#391019
RGB	rgb(57, 16, 25)
HSL	hsl(347, 56%, 14%)
HSV	hsv(347, 72%, 22%)
CMYK	cmyk(0%, 71.9%, 56.1%, 77.6%)
CIE-LAB	lab(11.35, 21.25, 4.39)
CIE-LCH	lch(11.35, 21.70, 11.67°)
OKLab	oklab(24.41% 0.0645 0.0113)
OKLCH	oklch(24.41% 0.065 10)
XYZ	xyz(2.0483, 1.3109, 1.0647)
Luminance	0.0131 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391019 #103930

analogous

#39102E #391019 #391C10

triadic

#391019 #193910 #101939

tetradic

#391019 #2E3910 #103930 #1C1039

square

#391019 #2E3910 #103930 #1C1039

split-complementary

#391019 #10391C #102E39

monochromatic

#18070A #18070A #391019 #691D2E #992B43

Accessibility & contrast

On white

16.64

#391019 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#391019 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391019

16.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391019	#FFFFFF	#000000	##FFFFFF
##391019	1.00	16.64	1.26	16.64
#FFFFFF	16.64	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#191919

Deuteranopia (green-blind)

#242118

Tritanopia (blue-blind)

#3F0A13

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #391019;
/* rgb */ color: rgb(57, 16, 25);
/* oklch */ color: oklch(24.4% 0.065 10.0);

Tailwind

colors: {
  custom: {
    50: '#725055',
    500: '#391019',
    950: '#000000',
  },
}

SCSS

$custom: #391019;
$custom-light: #725055;
$custom-dark: #000000;

JSON

{
  "hex": "#391019",
  "rgb": {
    "r": 57,
    "g": 16,
    "b": 25
  },
  "hsl": {
    "h": 346.829,
    "s": 56.164,
    "l": 14.314
  },
  "oklch": {
    "l": 0.24411,
    "c": 0.06545,
    "h": 10
  },
  "luminance": 0.01311
}

Semantic roles & 50–950 ramp

primary

#391019

secondary

#327365

accent

#DFBE48

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080203

muted

#7B7878

Preview Lab

Preview with #391019

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

Preview Lab → · Contrast checker → · Palette generator →