#11173E#11173E

#11173E is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.6% C 0.074 H 272.4°. Best body text is #FFFFFF at 17.27:1 contrast (WCAG AA passes).

Color values

HEX	#11173E
RGB	rgb(17, 23, 62)
HSL	hsl(232, 57%, 15%)
HSV	hsv(232, 73%, 24%)
CMYK	cmyk(72.6%, 62.9%, 0%, 75.7%)
CIE-LAB	lab(9.64, 12.26, -25.91)
CIE-LCH	lch(9.64, 28.66, 295.32°)
OKLab	oklab(22.58% 0.0031 -0.0744)
OKLCH	oklch(22.58% 0.074 272.4)
XYZ	xyz(1.4068, 1.0796, 4.6908)
Luminance	0.0108 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11173E #3E3811

analogous

#112D3E #11173E #21113E

triadic

#11173E #3E1117 #173E11

tetradic

#11173E #3E112D #3E3811 #113E21

square

#11173E #3E112D #3E3811 #113E21

split-complementary

#11173E #3E2111 #2D3E11

monochromatic

#070918 #070918 #11173E #1E296E #2B3B9E

Accessibility & contrast

On white

17.27

#11173E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#11173E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11173E

17.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11173E	#FFFFFF	#000000	##FFFFFF
##11173E	1.00	17.27	1.22	17.27
#FFFFFF	17.27	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D3F

Deuteranopia (green-blind)

#00193D

Tritanopia (blue-blind)

#002027

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #11173e;
/* rgb */ color: rgb(17, 23, 62);
/* oklch */ color: oklch(22.6% 0.074 272.4);

Tailwind

colors: {
  custom: {
    50: '#555374',
    500: '#11173e',
    950: '#000000',
  },
}

SCSS

$custom: #11173e;
$custom-light: #555374;
$custom-dark: #000000;

JSON

{
  "hex": "#11173e",
  "rgb": {
    "r": 17,
    "g": 23,
    "b": 62
  },
  "hsl": {
    "h": 232,
    "s": 56.962,
    "l": 15.49
  },
  "oklch": {
    "l": 0.22575,
    "c": 0.07449,
    "h": 272.4
  },
  "luminance": 0.0108
}

Semantic roles & 50–950 ramp

primary

#11173E

secondary

#776E33

accent

#CC48E0

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #11173E

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

Preview Lab → · Contrast checker → · Palette generator →