#390C04#390C04

#390C04 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.3% C 0.073 H 33.6°. Best body text is #FFFFFF at 17.10:1 contrast (WCAG AA passes).

Color values

HEX	#390C04
RGB	rgb(57, 12, 4)
HSL	hsl(9, 87%, 12%)
HSV	hsv(9, 93%, 22%)
CMYK	cmyk(0%, 78.9%, 93%, 77.6%)
CIE-LAB	lab(10.12, 21.69, 14.04)
CIE-LCH	lch(10.12, 25.84, 32.92°)
OKLab	oklab(23.35% 0.061 0.0406)
OKLCH	oklch(23.35% 0.073 33.6)
XYZ	xyz(1.8409, 1.1418, 0.2383)
Luminance	0.0114 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#390C04 #043139

analogous

#390417 #390C04 #392704

triadic

#390C04 #04390C #0C0439

tetradic

#390C04 #173904 #043139 #270439

square

#390C04 #173904 #043139 #270439

split-complementary

#390C04 #043927 #041739

monochromatic

#1D0602 #1D0602 #390C04 #721808 #AB240C

Accessibility & contrast

On white

17.10

#390C04 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#390C04 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #390C04

17.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##390C04	#FFFFFF	#000000	##FFFFFF
##390C04	1.00	17.10	1.23	17.10
#FFFFFF	17.10	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#191503

Deuteranopia (green-blind)

#241F03

Tritanopia (blue-blind)

#40010A

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #390c04;
/* rgb */ color: rgb(57, 12, 4);
/* oklch */ color: oklch(23.3% 0.073 33.6);

Tailwind

colors: {
  custom: {
    50: '#744e48',
    500: '#390c04',
    950: '#000000',
  },
}

SCSS

$custom: #390c04;
$custom-light: #744e48;
$custom-dark: #000000;

JSON

{
  "hex": "#390c04",
  "rgb": {
    "r": 57,
    "g": 12,
    "b": 4
  },
  "hsl": {
    "h": 9.057,
    "s": 86.885,
    "l": 11.961
  },
  "oklch": {
    "l": 0.23345,
    "c": 0.07324,
    "h": 33.6
  },
  "luminance": 0.01142
}

Semantic roles & 50–950 ramp

primary

#390C04

secondary

#1E6D7B

accent

#DDFD2B

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#090100

muted

#7B7777

Preview Lab

Preview with #390C04

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

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