#390409#390409

#390409 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.4% C 0.082 H 21.5°. Best body text is #FFFFFF at 17.57:1 contrast (WCAG AA passes).

Color values

HEX	#390409
RGB	rgb(57, 4, 9)
HSL	hsl(354, 87%, 12%)
HSV	hsv(354, 93%, 22%)
CMYK	cmyk(0%, 93%, 84.2%, 77.6%)
CIE-LAB	lab(8.80, 25.91, 10.11)
CIE-LCH	lch(8.80, 27.81, 21.32°)
OKLab	oklab(22.39% 0.0759 0.03)
OKLCH	oklch(22.39% 0.082 21.5)
XYZ	xyz(1.7803, 0.9767, 0.3532)
Luminance	0.0098 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#390409 #043934

analogous

#390424 #390409 #391A04

triadic

#390409 #093904 #040939

tetradic

#390409 #243904 #043934 #1A0439

square

#390409 #243904 #043934 #1A0439

split-complementary

#390409 #04391A #042439

monochromatic

#1D0205 #1D0205 #390409 #720812 #AB0C1B

Accessibility & contrast

On white

17.57

#390409 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#390409 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #390409

17.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##390409	#FFFFFF	#000000	##FFFFFF
##390409	1.00	17.57	1.20	17.57
#FFFFFF	17.57	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#141209

Deuteranopia (green-blind)

#211D07

Tritanopia (blue-blind)

#400006

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #390409;
/* rgb */ color: rgb(57, 4, 9);
/* oklch */ color: oklch(22.4% 0.082 21.5);

Tailwind

colors: {
  custom: {
    50: '#744a4a',
    500: '#390409',
    950: '#000000',
  },
}

SCSS

$custom: #390409;
$custom-light: #744a4a;
$custom-dark: #000000;

JSON

{
  "hex": "#390409",
  "rgb": {
    "r": 57,
    "g": 4,
    "b": 9
  },
  "hsl": {
    "h": 354.34,
    "s": 86.885,
    "l": 11.961
  },
  "oklch": {
    "l": 0.22385,
    "c": 0.08161,
    "h": 21.5
  },
  "luminance": 0.00976
}

Semantic roles & 50–950 ramp

primary

#390409

secondary

#1E7B72

accent

#FDE92B

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #390409

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

Preview Lab → · Contrast checker → · Palette generator →