#390B09#390B09

#390B09 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.3% C 0.073 H 26.9°. Best body text is #FFFFFF at 17.13:1 contrast (WCAG AA passes).

Color values

HEX	#390B09
RGB	rgb(57, 11, 9)
HSL	hsl(3, 73%, 13%)
HSV	hsv(3, 84%, 22%)
CMYK	cmyk(0%, 80.7%, 84.2%, 77.6%)
CIE-LAB	lab(10.02, 22.48, 11.87)
CIE-LCH	lch(10.02, 25.42, 27.83°)
OKLab	oklab(23.3% 0.0651 0.0331)
OKLCH	oklch(23.3% 0.073 26.9)
XYZ	xyz(1.8565, 1.1292, 0.3786)
Luminance	0.0113 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#390B09 #093739

analogous

#39091F #390B09 #392309

triadic

#390B09 #09390B #0B0939

tetradic

#390B09 #1F3909 #093739 #230939

square

#390B09 #1F3909 #093739 #230939

split-complementary

#390B09 #093923 #091F39

monochromatic

#1A0504 #1A0504 #390B09 #6E1511 #A31F1A

Accessibility & contrast

On white

17.13

#390B09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#390B09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #390B09

17.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##390B09	#FFFFFF	#000000	##FFFFFF
##390B09	1.00	17.13	1.23	17.13
#FFFFFF	17.13	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#181508

Deuteranopia (green-blind)

#241F08

Tritanopia (blue-blind)

#40010B

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #390b09;
/* rgb */ color: rgb(57, 11, 9);
/* oklch */ color: oklch(23.3% 0.073 26.9);

Tailwind

colors: {
  custom: {
    50: '#744d4a',
    500: '#390b09',
    950: '#000000',
  },
}

SCSS

$custom: #390b09;
$custom-light: #744d4a;
$custom-dark: #000000;

JSON

{
  "hex": "#390b09",
  "rgb": {
    "r": 57,
    "g": 11,
    "b": 9
  },
  "hsl": {
    "h": 2.5,
    "s": 72.727,
    "l": 12.941
  },
  "oklch": {
    "l": 0.23299,
    "c": 0.07297,
    "h": 26.9
  },
  "luminance": 0.01129
}

Semantic roles & 50–950 ramp

primary

#390B09

secondary

#277477

accent

#E8EF38

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #390B09

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

Preview Lab → · Contrast checker → · Palette generator →