#09183E#09183E

#09183E is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.3% C 0.076 H 264.7°. Best body text is #FFFFFF at 17.33:1 contrast (WCAG AA passes).

Color values

HEX	#09183E
RGB	rgb(9, 24, 62)
HSL	hsl(223, 75%, 14%)
HSV	hsv(223, 85%, 24%)
CMYK	cmyk(85.5%, 61.3%, 0%, 75.7%)
CIE-LAB	lab(9.47, 10.03, -26.20)
CIE-LCH	lch(9.47, 28.05, 290.96°)
OKLab	oklab(22.32% -0.007 -0.0755)
OKLCH	oklch(22.32% 0.076 264.7)
XYZ	xyz(1.3085, 1.0590, 4.6919)
Luminance	0.0106 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#09183E #3E2F09

analogous

#09333E #09183E #15093E

triadic

#09183E #3E0918 #183E09

tetradic

#09183E #3E0933 #3E2F09 #093E15

square

#09183E #3E0933 #3E2F09 #093E15

split-complementary

#09183E #3E1509 #333E09

monochromatic

#040A1B #040A1B #09183E #112D73 #1941A9

Accessibility & contrast

On white

17.33

#09183E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#09183E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #09183E

17.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##09183E	#FFFFFF	#000000	##FFFFFF
##09183E	1.00	17.33	1.21	17.33
#FFFFFF	17.33	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#011D3F

Deuteranopia (green-blind)

#00183D

Tritanopia (blue-blind)

#002128

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #09183e;
/* rgb */ color: rgb(9, 24, 62);
/* oklch */ color: oklch(22.3% 0.076 264.7);

Tailwind

colors: {
  custom: {
    50: '#525474',
    500: '#09183e',
    950: '#000000',
  },
}

SCSS

$custom: #09183e;
$custom-light: #525474;
$custom-dark: #000000;

JSON

{
  "hex": "#09183e",
  "rgb": {
    "r": 9,
    "g": 24,
    "b": 62
  },
  "hsl": {
    "h": 223.019,
    "s": 74.648,
    "l": 13.922
  },
  "oklch": {
    "l": 0.22319,
    "c": 0.07579,
    "h": 264.7
  },
  "luminance": 0.01059
}

Semantic roles & 50–950 ramp

primary

#09183E

secondary

#7C6427

accent

#BC37F1

background

#F4F4F7

surface

#E7E7ED

border

#C3C3C8

text

#020208

muted

#78787B

Preview Lab

Preview with #09183E

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

Preview Lab → · Contrast checker → · Palette generator →