#09183D#09183D

#09183D is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.2% C 0.074 H 264.5°. Best body text is #FFFFFF at 17.36:1 contrast (WCAG AA passes).

Color values

HEX	#09183D
RGB	rgb(9, 24, 61)
HSL	hsl(223, 74%, 14%)
HSV	hsv(223, 85%, 24%)
CMYK	cmyk(85.2%, 60.7%, 0%, 76.1%)
CIE-LAB	lab(9.39, 9.58, -25.63)
CIE-LCH	lch(9.39, 27.36, 290.49°)
OKLab	oklab(22.23% -0.0072 -0.0738)
OKLCH	oklch(22.23% 0.074 264.5)
XYZ	xyz(1.2813, 1.0481, 4.5488)
Luminance	0.0105 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#09183D #3D2E09

analogous

#09323D #09183D #14093D

triadic

#09183D #3D0918 #183D09

tetradic

#09183D #3D0932 #3D2E09 #093D14

square

#09183D #3D0932 #3D2E09 #093D14

split-complementary

#09183D #3D1409 #323D09

monochromatic

#040A1B #040A1B #09183D #112D72 #1942A8

Accessibility & contrast

On white

17.36

#09183D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#09183D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #09183D

17.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##09183D	#FFFFFF	#000000	##FFFFFF
##09183D	1.00	17.36	1.21	17.36
#FFFFFF	17.36	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#021D3E

Deuteranopia (green-blind)

#00183C

Tritanopia (blue-blind)

#002127

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #09183d;
/* rgb */ color: rgb(9, 24, 61);
/* oklch */ color: oklch(22.2% 0.074 264.5);

Tailwind

colors: {
  custom: {
    50: '#515473',
    500: '#09183d',
    950: '#000000',
  },
}

SCSS

$custom: #09183d;
$custom-light: #515473;
$custom-dark: #000000;

JSON

{
  "hex": "#09183d",
  "rgb": {
    "r": 9,
    "g": 24,
    "b": 61
  },
  "hsl": {
    "h": 222.692,
    "s": 74.286,
    "l": 13.725
  },
  "oklch": {
    "l": 0.22225,
    "c": 0.07413,
    "h": 264.5
  },
  "luminance": 0.01048
}

Semantic roles & 50–950 ramp

primary

#09183D

secondary

#7B6327

accent

#BB37F1

background

#F4F4F7

surface

#E7E7ED

border

#C3C3C8

text

#020208

muted

#78787B

Preview Lab

Preview with #09183D

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

Preview Lab → · Contrast checker → · Palette generator →