#17336B#17336B

#17336B is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.4% C 0.104 H 262.3°. Best body text is #FFFFFF at 12.19:1 contrast (WCAG AA passes).

Color values

HEX	#17336B
RGB	rgb(23, 51, 107)
HSL	hsl(220, 65%, 25%)
HSV	hsv(220, 79%, 42%)
CMYK	cmyk(78.5%, 52.3%, 0%, 58%)
CIE-LAB	lab(22.34, 11.37, -35.75)
CIE-LCH	lch(22.34, 37.52, 287.64°)
OKLab	oklab(33.44% -0.0139 -0.1027)
OKLCH	oklch(33.44% 0.104 262.3)
XYZ	xyz(4.1901, 3.6109, 14.3832)
Luminance	0.0361 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17336B #6B4F17

analogous

#175D6B #17336B #25176B

triadic

#17336B #6B1733 #336B17

tetradic

#17336B #6B175D #6B4F17 #176B25

square

#17336B #6B175D #6B4F17 #176B25

split-complementary

#17336B #6B2517 #5D6B17

monochromatic

#050C19 #0C1B39 #17336B #224B9D #2D63D0

Accessibility & contrast

On white

12.19

#17336B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#17336B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17336B

12.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17336B	#FFFFFF	#000000	##FFFFFF
##17336B	1.00	12.19	1.72	12.19
#FFFFFF	12.19	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#12396D

Deuteranopia (green-blind)

#00326A

Tritanopia (blue-blind)

#00404A

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #17336b;
/* rgb */ color: rgb(23, 51, 107);
/* oklch */ color: oklch(33.4% 0.104 262.3);

Tailwind

colors: {
  custom: {
    50: '#616a96',
    500: '#17336b',
    950: '#000000',
  },
}

SCSS

$custom: #17336b;
$custom-light: #616a96;
$custom-dark: #000000;

JSON

{
  "hex": "#17336b",
  "rgb": {
    "r": 23,
    "g": 51,
    "b": 107
  },
  "hsl": {
    "h": 220,
    "s": 64.615,
    "l": 25.49
  },
  "oklch": {
    "l": 0.33437,
    "c": 0.10368,
    "h": 262.3
  },
  "luminance": 0.03611
}

Semantic roles & 50–950 ramp

primary

#17336B

secondary

#A1803D

accent

#B040E8

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #17336B

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

Preview Lab → · Contrast checker → · Palette generator →