#17336F#17336F

#17336F is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.8% C 0.110 H 263.0°. Best body text is #FFFFFF at 12.07:1 contrast (WCAG AA passes).

Color values

HEX	#17336F
RGB	rgb(23, 51, 111)
HSL	hsl(221, 66%, 26%)
HSV	hsv(221, 79%, 44%)
CMYK	cmyk(79.3%, 54.1%, 0%, 56.5%)
CIE-LAB	lab(22.64, 13.04, -37.84)
CIE-LCH	lch(22.64, 40.02, 289.01°)
OKLab	oklab(33.76% -0.0133 -0.1089)
OKLCH	oklch(33.76% 0.11 263)
XYZ	xyz(4.4054, 3.6970, 15.5173)
Luminance	0.0370 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17336F #6F5317

analogous

#175F6F #17336F #27176F

triadic

#17336F #6F1733 #336F17

tetradic

#17336F #6F175F #6F5317 #176F27

square

#17336F #6F175F #6F5317 #176F27

split-complementary

#17336F #6F2717 #5F6F17

monochromatic

#050C19 #0C1C3C #17336F #224AA2 #2D62D3

Accessibility & contrast

On white

12.07

#17336F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#17336F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17336F

12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17336F	#FFFFFF	#000000	##FFFFFF
##17336F	1.00	12.07	1.74	12.07
#FFFFFF	12.07	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C3A71

Deuteranopia (green-blind)

#00326E

Tritanopia (blue-blind)

#00414B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #17336f;
/* rgb */ color: rgb(23, 51, 111);
/* oklch */ color: oklch(33.8% 0.110 263.0);

Tailwind

colors: {
  custom: {
    50: '#626a99',
    500: '#17336f',
    950: '#000000',
  },
}

SCSS

$custom: #17336f;
$custom-light: #626a99;
$custom-dark: #000000;

JSON

{
  "hex": "#17336f",
  "rgb": {
    "r": 23,
    "g": 51,
    "b": 111
  },
  "hsl": {
    "h": 220.909,
    "s": 65.672,
    "l": 26.275
  },
  "oklch": {
    "l": 0.33764,
    "c": 0.1097,
    "h": 263
  },
  "luminance": 0.03698
}

Semantic roles & 50–950 ramp

primary

#17336F

secondary

#A5843D

accent

#B33FE9

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #17336F

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

Preview Lab → · Contrast checker → · Palette generator →