#09174B#09174B

#09174B is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.4% C 0.098 H 266.7°. Best body text is #FFFFFF at 16.99:1 contrast (WCAG AA passes).

Color values

HEX#09174B
RGBrgb(9, 23, 75)
HSLhsl(227, 79%, 16%)
HSVhsv(227, 88%, 29%)
CMYKcmyk(88%, 69.3%, 0%, 70.6%)
CIE-LABlab(10.40, 16.68, -33.81)
CIE-LCHlch(10.40, 37.70, 296.25°)
OKLaboklab(23.4% -0.0057 -0.0978)
OKLCHoklch(23.4% 0.098 266.7)
XYZxyz(1.6886, 1.1787, 6.7938)
Luminance0.0118 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#09174B #4B3D09
analogous
#09384B #09174B #1C094B
triadic
#09174B #4B0917 #174B09
tetradic
#09174B #4B0938 #4B3D09 #094B1C
square
#09174B #4B0938 #4B3D09 #094B1C
split-complementary
#09174B #4B1C09 #384B09
monochromatic
#03081B #03081B #09174B #102882 #1639B8

Accessibility & contrast

On white

16.99
#09174B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.24
#09174B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #09174B
16.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##09174B#FFFFFF#000000##FFFFFF
##09174B1.0016.991.2416.99
#FFFFFF16.991.0021.001.00
#0000001.2421.001.0021.00
##FFFFFF16.991.0021.001.00

Color blindness preview

Protanopia (red-blind)
#001F4D
Deuteranopia (green-blind)
#00194A
Tritanopia (blue-blind)
#00252E
Achromatopsia (no color)
#1C1C1C

Design tokens & code

CSS
--color: #09174b;
/* rgb */ color: rgb(9, 23, 75);
/* oklch */ color: oklch(23.4% 0.098 266.7);
Tailwind
colors: {
  custom: {
    50: '#56537e',
    500: '#09174b',
    950: '#000000',
  },
}
SCSS
$custom: #09174b;
$custom-light: #56537e;
$custom-dark: #000000;
JSON
{
  "hex": "#09174b",
  "rgb": {
    "r": 9,
    "g": 23,
    "b": 75
  },
  "hsl": {
    "h": 227.273,
    "s": 78.571,
    "l": 16.471
  },
  "oklch": {
    "l": 0.23398,
    "c": 0.098,
    "h": 266.7
  },
  "luminance": 0.01179
}

Semantic roles & 50–950 ramp

primary
#09174B
secondary
#887428
accent
#CC33F5
background
#F5F4F7
surface
#E9E7EE
border
#C5C3C9
text
#03020A
muted
#78787C

Preview Lab

Preview with #09174B

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

Preview Lab → · Contrast checker → · Palette generator →

#09174B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva