#390C0A#390C0A

#390C0A is a very dark, moderate red. Relative luminance 0.012; OKLCH L 23.5% C 0.072 H 26.7°. Best body text is #FFFFFF at 17.06:1 contrast (WCAG AA passes).

Color values

HEX	#390C0A
RGB	rgb(57, 12, 10)
HSL	hsl(3, 70%, 13%)
HSV	hsv(3, 82%, 22%)
CMYK	cmyk(0%, 78.9%, 82.5%, 77.6%)
CIE-LAB	lab(10.22, 22.05, 11.74)
CIE-LCH	lch(10.22, 24.98, 28.03°)
OKLab	oklab(23.45% 0.064 0.0322)
OKLCH	oklch(23.45% 0.072 26.7)
XYZ	xyz(1.8738, 1.1550, 0.4114)
Luminance	0.0115 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#390C0A #0A3739

analogous

#390A1F #390C0A #39230A

triadic

#390C0A #0A390C #0C0A39

tetradic

#390C0A #1F390A #0A3739 #230A39

square

#390C0A #1F390A #0A3739 #230A39

split-complementary

#390C0A #0A3923 #0A1F39

monochromatic

#1A0505 #1A0505 #390C0A #6D1713 #A1221C

Accessibility & contrast

On white

17.06

#390C0A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#390C0A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #390C0A

17.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##390C0A	#FFFFFF	#000000	##FFFFFF
##390C0A	1.00	17.06	1.23	17.06
#FFFFFF	17.06	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#191609

Deuteranopia (green-blind)

#242009

Tritanopia (blue-blind)

#40020C

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #390c0a;
/* rgb */ color: rgb(57, 12, 10);
/* oklch */ color: oklch(23.5% 0.072 26.7);

Tailwind

colors: {
  custom: {
    50: '#744e4b',
    500: '#390c0a',
    950: '#000000',
  },
}

SCSS

$custom: #390c0a;
$custom-light: #744e4b;
$custom-dark: #000000;

JSON

{
  "hex": "#390c0a",
  "rgb": {
    "r": 57,
    "g": 12,
    "b": 10
  },
  "hsl": {
    "h": 2.553,
    "s": 70.149,
    "l": 13.137
  },
  "oklch": {
    "l": 0.23452,
    "c": 0.0716,
    "h": 26.7
  },
  "luminance": 0.01155
}

Semantic roles & 50–950 ramp

primary

#390C0A

secondary

#287376

accent

#E5ED3B

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090201

muted

#7B7877

Preview Lab

Preview with #390C0A

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

Preview Lab → · Contrast checker → · Palette generator →