#390307#390307

#390307 is a very dark, moderate red. Relative luminance 0.009; OKLCH L 22.2% C 0.083 H 22.9°. Best body text is #FFFFFF at 17.65:1 contrast (WCAG AA passes).

Color values

HEX#390307
RGBrgb(57, 3, 7)
HSLhsl(356, 90%, 12%)
HSVhsv(356, 95%, 22%)
CMYKcmyk(0%, 94.7%, 87.7%, 77.6%)
CIE-LABlab(8.57, 26.32, 10.61)
CIE-LCHlch(8.57, 28.38, 21.94°)
OKLaboklab(22.21% 0.0766 0.0324)
OKLCHoklch(22.21% 0.083 22.9)
XYZxyz(1.7585, 0.9506, 0.2919)
Luminance0.0095 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#390307 #033935
analogous
#390322 #390307 #391A03
triadic
#390307 #073903 #030739
tetradic
#390307 #223903 #033935 #1A0339
square
#390307 #223903 #033935 #1A0339
split-complementary
#390307 #03391A #032239
monochromatic
#1D0204 #1D0204 #390307 #73060E #AD0915

Accessibility & contrast

On white

17.65
#390307 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.19
#390307 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #390307
17.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##390307#FFFFFF#000000##FFFFFF
##3903071.0017.651.1917.65
#FFFFFF17.651.0021.001.00
#0000001.1921.001.0021.00
##FFFFFF17.651.0021.001.00

Color blindness preview

Protanopia (red-blind)
#141107
Deuteranopia (green-blind)
#211D05
Tritanopia (blue-blind)
#400005
Achromatopsia (no color)
#191919

Design tokens & code

CSS
--color: #390307;
/* rgb */ color: rgb(57, 3, 7);
/* oklch */ color: oklch(22.2% 0.083 22.9);
Tailwind
colors: {
  custom: {
    50: '#74494a',
    500: '#390307',
    950: '#000000',
  },
}
SCSS
$custom: #390307;
$custom-light: #74494a;
$custom-dark: #000000;
JSON
{
  "hex": "#390307",
  "rgb": {
    "r": 57,
    "g": 3,
    "b": 7
  },
  "hsl": {
    "h": 355.556,
    "s": 90,
    "l": 11.765
  },
  "oklch": {
    "l": 0.22208,
    "c": 0.0832,
    "h": 22.9
  },
  "luminance": 0.0095
}

Semantic roles & 50–950 ramp

primary
#390307
secondary
#1C7C75
accent
#FFEF29
background
#F7F4F4
surface
#EDE7E7
border
#C8C3C3
text
#090101
muted
#7B7777

Preview Lab

Preview with #390307

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

Preview Lab → · Contrast checker → · Palette generator →

#390307 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva