#390909#390909

#390909 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.0% C 0.075 H 25.3°. Best body text is #FFFFFF at 17.26:1 contrast (WCAG AA passes).

Color values

HEX	#390909
RGB	rgb(57, 9, 9)
HSL	hsl(0, 73%, 13%)
HSV	hsv(0, 84%, 22%)
CMYK	cmyk(0%, 84.2%, 84.2%, 77.6%)
CIE-LAB	lab(9.68, 23.42, 11.38)
CIE-LCH	lch(9.68, 26.04, 25.92°)
OKLab	oklab(23.04% 0.068 0.0322)
OKLCH	oklch(23.04% 0.075 25.3)
XYZ	xyz(1.8345, 1.0852, 0.3713)
Luminance	0.0109 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#390909 #093939

analogous

#390921 #390909 #392109

triadic

#390909 #093909 #090939

tetradic

#390909 #213909 #093939 #210939

square

#390909 #213909 #093939 #210939

split-complementary

#390909 #093921 #092139

monochromatic

#1A0404 #1A0404 #390909 #6E1111 #A31A1A

Accessibility & contrast

On white

17.26

#390909 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#390909 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #390909

17.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##390909	#FFFFFF	#000000	##FFFFFF
##390909	1.00	17.26	1.22	17.26
#FFFFFF	17.26	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171409

Deuteranopia (green-blind)

#231F08

Tritanopia (blue-blind)

#40000A

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #390909;
/* rgb */ color: rgb(57, 9, 9);
/* oklch */ color: oklch(23.0% 0.075 25.3);

Tailwind

colors: {
  custom: {
    50: '#744c4a',
    500: '#390909',
    950: '#000000',
  },
}

SCSS

$custom: #390909;
$custom-light: #744c4a;
$custom-dark: #000000;

JSON

{
  "hex": "#390909",
  "rgb": {
    "r": 57,
    "g": 9,
    "b": 9
  },
  "hsl": {
    "h": 0,
    "s": 72.727,
    "l": 12.941
  },
  "oklch": {
    "l": 0.23044,
    "c": 0.07526,
    "h": 25.3
  },
  "luminance": 0.01085
}

Semantic roles & 50–950 ramp

primary

#390909

secondary

#277777

accent

#EFEF38

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #390909

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

Preview Lab → · Contrast checker → · Palette generator →