#13123D#13123D

#13123D is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.5% C 0.080 H 278.3°. Best body text is #FFFFFF at 17.77:1 contrast (WCAG AA passes).

Color values

HEX#13123D
RGBrgb(19, 18, 61)
HSLhsl(241, 54%, 15%)
HSVhsv(241, 70%, 24%)
CMYKcmyk(68.9%, 70.5%, 0%, 76.1%)
CIE-LABlab(8.20, 16.09, -27.52)
CIE-LCHlch(8.20, 31.88, 300.30°)
OKLaboklab(21.52% 0.0116 -0.0792)
OKLCHoklch(21.52% 0.08 278.3)
XYZxyz(1.3269, 0.9079, 4.5193)
Luminance0.0091 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#13123D #3C3D12
analogous
#12263D #13123D #28123D
triadic
#13123D #3D1312 #123D13
tetradic
#13123D #3D1226 #3C3D12 #123D28
square
#13123D #3D1226 #3C3D12 #123D28
split-complementary
#13123D #3D2812 #263D12
monochromatic
#070718 #070718 #13123D #22206C #302E9C

Accessibility & contrast

On white

17.77
#13123D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.18
#13123D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13123D
17.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##13123D#FFFFFF#000000##FFFFFF
##13123D1.0017.771.1817.77
#FFFFFF17.771.0021.001.00
#0000001.1821.001.0021.00
##FFFFFF17.771.0021.001.00

Color blindness preview

Protanopia (red-blind)
#001A3E
Deuteranopia (green-blind)
#00163C
Tritanopia (blue-blind)
#001D25
Achromatopsia (no color)
#181818

Design tokens & code

CSS
--color: #13123d;
/* rgb */ color: rgb(19, 18, 61);
/* oklch */ color: oklch(21.5% 0.080 278.3);
Tailwind
colors: {
  custom: {
    50: '#564f73',
    500: '#13123d',
    950: '#000000',
  },
}
SCSS
$custom: #13123d;
$custom-light: #564f73;
$custom-dark: #000000;
JSON
{
  "hex": "#13123d",
  "rgb": {
    "r": 19,
    "g": 18,
    "b": 61
  },
  "hsl": {
    "h": 241.395,
    "s": 54.43,
    "l": 15.49
  },
  "oklch": {
    "l": 0.21521,
    "c": 0.08,
    "h": 278.3
  },
  "luminance": 0.00908
}

Semantic roles & 50–950 ramp

primary
#13123D
secondary
#747635
accent
#DE4ADA
background
#F5F4F7
surface
#E9E7ED
border
#C5C3C8
text
#030208
muted
#78787B

Preview Lab

Preview with #13123D

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

Preview Lab → · Contrast checker → · Palette generator →

#13123D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva