#09173F#09173F

#09173F is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.2% C 0.079 H 265.6°. Best body text is #FFFFFF at 17.41:1 contrast (WCAG AA passes).

Color values

HEX	#09173F
RGB	rgb(9, 23, 63)
HSL	hsl(224, 75%, 14%)
HSV	hsv(224, 86%, 25%)
CMYK	cmyk(85.7%, 63.5%, 0%, 75.3%)
CIE-LAB	lab(9.24, 11.29, -27.29)
CIE-LCH	lch(9.24, 29.54, 292.46°)
OKLab	oklab(22.17% -0.006 -0.0787)
OKLCH	oklch(22.17% 0.079 265.6)
XYZ	xyz(1.3159, 1.0296, 4.8310)
Luminance	0.0103 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#09173F #3F3109

analogous

#09323F #09173F #16093F

triadic

#09173F #3F0917 #173F09

tetradic

#09173F #3F0932 #3F3109 #093F16

square

#09173F #3F0932 #3F3109 #093F16

split-complementary

#09173F #3F1609 #323F09

monochromatic

#040A1B #040A1B #09173F #112B75 #183EAA

Accessibility & contrast

On white

17.41

#09173F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#09173F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #09173F

17.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##09173F	#FFFFFF	#000000	##FFFFFF
##09173F	1.00	17.41	1.21	17.41
#FFFFFF	17.41	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D40

Deuteranopia (green-blind)

#00183E

Tritanopia (blue-blind)

#002128

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #09173f;
/* rgb */ color: rgb(9, 23, 63);
/* oklch */ color: oklch(22.2% 0.079 265.6);

Tailwind

colors: {
  custom: {
    50: '#525374',
    500: '#09173f',
    950: '#000000',
  },
}

SCSS

$custom: #09173f;
$custom-light: #525374;
$custom-dark: #000000;

JSON

{
  "hex": "#09173f",
  "rgb": {
    "r": 9,
    "g": 23,
    "b": 63
  },
  "hsl": {
    "h": 224.444,
    "s": 75,
    "l": 14.118
  },
  "oklch": {
    "l": 0.22168,
    "c": 0.07894,
    "h": 265.6
  },
  "luminance": 0.0103
}

Semantic roles & 50–950 ramp

primary

#09173F

secondary

#7D6727

accent

#C136F2

background

#F4F4F7

surface

#E7E7ED

border

#C3C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #09173F

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

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