#19104B#19104B

#19104B is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.2% C 0.103 H 281.7°. Best body text is #FFFFFF at 17.26:1 contrast (WCAG AA passes).

Color values

HEX#19104B
RGBrgb(25, 16, 75)
HSLhsl(249, 65%, 18%)
HSVhsv(249, 79%, 29%)
CMYKcmyk(66.7%, 78.7%, 0%, 70.6%)
CIE-LABlab(9.68, 23.94, -34.94)
CIE-LCHlch(9.68, 42.36, 304.42°)
OKLaboklab(23.18% 0.0209 -0.1007)
OKLCHoklch(23.18% 0.103 281.7)
XYZxyz(1.8558, 1.0851, 6.7669)
Luminance0.0109 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#19104B #424B10
analogous
#10244B #19104B #37104B
triadic
#19104B #4B1910 #104B19
tetradic
#19104B #4B1024 #424B10 #104B37
square
#19104B #4B1024 #424B10 #104B37
split-complementary
#19104B #4B3710 #244B10
monochromatic
#080519 #080519 #19104B #2A1B7D #3B26B0

Accessibility & contrast

On white

17.26
#19104B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.22
#19104B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #19104B
17.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##19104B#FFFFFF#000000##FFFFFF
##19104B1.0017.261.2217.26
#FFFFFF17.261.0021.001.00
#0000001.2221.001.0021.00
##FFFFFF17.261.0021.001.00

Color blindness preview

Protanopia (red-blind)
#001D4D
Deuteranopia (green-blind)
#00194A
Tritanopia (blue-blind)
#00202C
Achromatopsia (no color)
#1B1B1B

Design tokens & code

CSS
--color: #19104b;
/* rgb */ color: rgb(25, 16, 75);
/* oklch */ color: oklch(23.2% 0.103 281.7);
Tailwind
colors: {
  custom: {
    50: '#5d4f7e',
    500: '#19104b',
    950: '#000000',
  },
}
SCSS
$custom: #19104b;
$custom-light: #5d4f7e;
$custom-dark: #000000;
JSON
{
  "hex": "#19104b",
  "rgb": {
    "r": 25,
    "g": 16,
    "b": 75
  },
  "hsl": {
    "h": 249.153,
    "s": 64.835,
    "l": 17.843
  },
  "oklch": {
    "l": 0.23177,
    "c": 0.10286,
    "h": 281.7
  },
  "luminance": 0.01085
}

Semantic roles & 50–950 ramp

primary
#19104B
secondary
#788532
accent
#E840CE
background
#F5F4F7
surface
#E9E7EE
border
#C5C3C9
text
#05020A
muted
#79787C

Preview Lab

Preview with #19104B

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

Preview Lab → · Contrast checker → · Palette generator →

#19104B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva