#390308#390308

#390308 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.2% C 0.083 H 21.9°. Best body text is #FFFFFF at 17.64:1 contrast (WCAG AA passes).

Color values

HEX	#390308
RGB	rgb(57, 3, 8)
HSL	hsl(354, 90%, 12%)
HSV	hsv(354, 95%, 22%)
CMYK	cmyk(0%, 94.7%, 86%, 77.6%)
CIE-LAB	lab(8.59, 26.38, 10.23)
CIE-LCH	lch(8.59, 28.29, 21.19°)
OKLab	oklab(22.23% 0.0771 0.0309)
OKLCH	oklch(22.23% 0.083 21.9)
XYZ	xyz(1.7639, 0.9528, 0.3207)
Luminance	0.0095 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#390308 #033934

analogous

#390323 #390308 #391903

triadic

#390308 #083903 #030839

tetradic

#390308 #233903 #033934 #190339

square

#390308 #233903 #033934 #190339

split-complementary

#390308 #033919 #032339

monochromatic

#1D0204 #1D0204 #390308 #730610 #AD0918

Accessibility & contrast

On white

17.64

#390308 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#390308 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #390308

17.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##390308	#FFFFFF	#000000	##FFFFFF
##390308	1.00	17.64	1.19	17.64
#FFFFFF	17.64	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#131108

Deuteranopia (green-blind)

#211D06

Tritanopia (blue-blind)

#400005

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #390308;
/* rgb */ color: rgb(57, 3, 8);
/* oklch */ color: oklch(22.2% 0.083 21.9);

Tailwind

colors: {
  custom: {
    50: '#74494a',
    500: '#390308',
    950: '#000000',
  },
}

SCSS

$custom: #390308;
$custom-light: #74494a;
$custom-dark: #000000;

JSON

{
  "hex": "#390308",
  "rgb": {
    "r": 57,
    "g": 3,
    "b": 8
  },
  "hsl": {
    "h": 354.444,
    "s": 90,
    "l": 11.765
  },
  "oklch": {
    "l": 0.22228,
    "c": 0.08309,
    "h": 21.9
  },
  "luminance": 0.00953
}

Semantic roles & 50–950 ramp

primary

#390308

secondary

#1C7C73

accent

#FFEB29

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #390308

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

Preview Lab → · Contrast checker → · Palette generator →