#09144B#09144B

#09144B is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.8% C 0.102 H 267.9°. Best body text is #FFFFFF at 17.31:1 contrast (WCAG AA passes).

Color values

HEX	#09144B
RGB	rgb(9, 20, 75)
HSL	hsl(230, 79%, 16%)
HSV	hsv(230, 88%, 29%)
CMYK	cmyk(88%, 73.3%, 0%, 70.6%)
CIE-LAB	lab(9.53, 18.95, -35.23)
CIE-LCH	lch(9.53, 40.01, 298.28°)
OKLab	oklab(22.76% -0.0038 -0.102)
OKLCH	oklch(22.76% 0.102 267.9)
XYZ	xyz(1.6324, 1.0662, 6.7750)
Luminance	0.0107 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#09144B #4B4009

analogous

#09354B #09144B #1F094B

triadic

#09144B #4B0914 #144B09

tetradic

#09144B #4B0935 #4B4009 #094B1F

square

#09144B #4B0935 #4B4009 #094B1F

split-complementary

#09144B #4B1F09 #354B09

monochromatic

#03071B #03071B #09144B #102382 #1631B8

Accessibility & contrast

On white

17.31

#09144B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#09144B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #09144B

17.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##09144B	#FFFFFF	#000000	##FFFFFF
##09144B	1.00	17.31	1.21	17.31
#FFFFFF	17.31	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E4D

Deuteranopia (green-blind)

#00174A

Tritanopia (blue-blind)

#00232D

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #09144b;
/* rgb */ color: rgb(9, 20, 75);
/* oklch */ color: oklch(22.8% 0.102 267.9);

Tailwind

colors: {
  custom: {
    50: '#56517e',
    500: '#09144b',
    950: '#000000',
  },
}

SCSS

$custom: #09144b;
$custom-light: #56517e;
$custom-dark: #000000;

JSON

{
  "hex": "#09144b",
  "rgb": {
    "r": 9,
    "g": 20,
    "b": 75
  },
  "hsl": {
    "h": 230,
    "s": 78.571,
    "l": 16.471
  },
  "oklch": {
    "l": 0.22759,
    "c": 0.10209,
    "h": 267.9
  },
  "luminance": 0.01066
}

Semantic roles & 50–950 ramp

primary

#09144B

secondary

#887828

accent

#D533F5

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#03020A

muted

#78787C

Preview Lab

Preview with #09144B

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

Preview Lab → · Contrast checker → · Palette generator →