#390504#390504

#390504 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.4% C 0.081 H 27.9°. Best body text is #FFFFFF at 17.54:1 contrast (WCAG AA passes).

Color values

HEX	#390504
RGB	rgb(57, 5, 4)
HSL	hsl(1, 87%, 12%)
HSV	hsv(1, 93%, 22%)
CMYK	cmyk(0%, 91.2%, 93%, 77.6%)
CIE-LAB	lab(8.89, 25.10, 12.28)
CIE-LCH	lch(8.89, 27.95, 26.07°)
OKLab	oklab(22.42% 0.0716 0.038)
OKLCH	oklch(22.42% 0.081 27.9)
XYZ	xyz(1.7637, 0.9875, 0.2126)
Luminance	0.0099 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#390504 #043839

analogous

#39041E #390504 #392004

triadic

#390504 #043905 #050439

tetradic

#390504 #1E3904 #043839 #200439

square

#390504 #1E3904 #043839 #200439

split-complementary

#390504 #043920 #041E39

monochromatic

#1D0302 #1D0302 #390504 #720A08 #AB0F0C

Accessibility & contrast

On white

17.54

#390504 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#390504 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #390504

17.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##390504	#FFFFFF	#000000	##FFFFFF
##390504	1.00	17.54	1.20	17.54
#FFFFFF	17.54	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151203

Deuteranopia (green-blind)

#221D02

Tritanopia (blue-blind)

#400005

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #390504;
/* rgb */ color: rgb(57, 5, 4);
/* oklch */ color: oklch(22.4% 0.081 27.9);

Tailwind

colors: {
  custom: {
    50: '#744a48',
    500: '#390504',
    950: '#000000',
  },
}

SCSS

$custom: #390504;
$custom-light: #744a48;
$custom-dark: #000000;

JSON

{
  "hex": "#390504",
  "rgb": {
    "r": 57,
    "g": 5,
    "b": 4
  },
  "hsl": {
    "h": 1.132,
    "s": 86.885,
    "l": 11.961
  },
  "oklch": {
    "l": 0.22423,
    "c": 0.08109,
    "h": 27.9
  },
  "luminance": 0.00987
}

Semantic roles & 50–950 ramp

primary

#390504

secondary

#1E797B

accent

#F9FD2B

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#090100

muted

#7B7777

Preview Lab

Preview with #390504

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

Preview Lab → · Contrast checker → · Palette generator →