#390C03#390C03

#390C03 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.3% C 0.074 H 34.9°. Best body text is #FFFFFF at 17.10:1 contrast (WCAG AA passes).

Color values

HEX	#390C03
RGB	rgb(57, 12, 3)
HSL	hsl(10, 90%, 12%)
HSV	hsv(10, 95%, 22%)
CMYK	cmyk(0%, 78.9%, 94.7%, 77.6%)
CIE-LAB	lab(10.10, 21.62, 14.43)
CIE-LCH	lch(10.10, 25.99, 33.71°)
OKLab	oklab(23.33% 0.0604 0.0421)
OKLCH	oklch(23.33% 0.074 34.9)
XYZ	xyz(1.8355, 1.1397, 0.2095)
Luminance	0.0114 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#390C03 #033039

analogous

#390315 #390C03 #392703

triadic

#390C03 #03390C #0C0339

tetradic

#390C03 #153903 #033039 #270339

square

#390C03 #153903 #033039 #270339

split-complementary

#390C03 #033927 #031539

monochromatic

#1D0602 #1D0602 #390C03 #731806 #AD2409

Accessibility & contrast

On white

17.10

#390C03 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#390C03 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #390C03

17.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##390C03	#FFFFFF	#000000	##FFFFFF
##390C03	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)

#191502

Deuteranopia (green-blind)

#241F02

Tritanopia (blue-blind)

#40010A

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #390c03;
/* rgb */ color: rgb(57, 12, 3);
/* oklch */ color: oklch(23.3% 0.074 34.9);

Tailwind

colors: {
  custom: {
    50: '#744e48',
    500: '#390c03',
    950: '#000000',
  },
}

SCSS

$custom: #390c03;
$custom-light: #744e48;
$custom-dark: #000000;

JSON

{
  "hex": "#390c03",
  "rgb": {
    "r": 57,
    "g": 12,
    "b": 3
  },
  "hsl": {
    "h": 10,
    "s": 90,
    "l": 11.765
  },
  "oklch": {
    "l": 0.23327,
    "c": 0.07363,
    "h": 34.9
  },
  "luminance": 0.01139
}

Semantic roles & 50–950 ramp

primary

#390C03

secondary

#1C6C7C

accent

#DBFF29

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#090100

muted

#7B7777

Preview Lab

Preview with #390C03

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

Preview Lab → · Contrast checker → · Palette generator →