#17366E#17366E

#17366E is a dark, moderate blue. Relative luminance 0.039; OKLCH L 34.4% C 0.104 H 261.1°. Best body text is #FFFFFF at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#17366E
RGB	rgb(23, 54, 110)
HSL	hsl(219, 65%, 26%)
HSV	hsv(219, 79%, 43%)
CMYK	cmyk(79.1%, 50.9%, 0%, 56.9%)
CIE-LAB	lab(23.49, 10.47, -35.83)
CIE-LCH	lch(23.49, 37.33, 286.29°)
OKLab	oklab(34.39% -0.0161 -0.1029)
OKLCH	oklch(34.39% 0.104 261.1)
XYZ	xyz(4.4860, 3.9458, 15.2740)
Luminance	0.0395 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17366E #6E4F17

analogous

#17616E #17366E #23176E

triadic

#17366E #6E1736 #366E17

tetradic

#17366E #6E1761 #6E4F17 #176E23

square

#17366E #6E1761 #6E4F17 #176E23

split-complementary

#17366E #6E2317 #616E17

monochromatic

#050C19 #0C1D3B #17366E #224FA1 #2C68D3

Accessibility & contrast

On white

11.74

#17366E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#17366E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17366E

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17366E	#FFFFFF	#000000	##FFFFFF
##17366E	1.00	11.74	1.79	11.74
#FFFFFF	11.74	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#163C70

Deuteranopia (green-blind)

#00346D

Tritanopia (blue-blind)

#00434C

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #17366e;
/* rgb */ color: rgb(23, 54, 110);
/* oklch */ color: oklch(34.4% 0.104 261.1);

Tailwind

colors: {
  custom: {
    50: '#626c98',
    500: '#17366e',
    950: '#000000',
  },
}

SCSS

$custom: #17366e;
$custom-light: #626c98;
$custom-dark: #000000;

JSON

{
  "hex": "#17366e",
  "rgb": {
    "r": 23,
    "g": 54,
    "b": 110
  },
  "hsl": {
    "h": 218.621,
    "s": 65.414,
    "l": 26.078
  },
  "oklch": {
    "l": 0.34388,
    "c": 0.10418,
    "h": 261.1
  },
  "luminance": 0.03946
}

Semantic roles & 50–950 ramp

primary

#17366E

secondary

#A47F3D

accent

#AC3FE8

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #17366E

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

Preview Lab → · Contrast checker → · Palette generator →