#17368F#17368F

#17368F is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.2% C 0.152 H 265.0°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#17368F
RGB	rgb(23, 54, 143)
HSL	hsl(225, 72%, 33%)
HSV	hsv(225, 84%, 56%)
CMYK	cmyk(83.9%, 62.2%, 0%, 43.9%)
CIE-LAB	lab(26.17, 24.06, -52.26)
CIE-LCH	lch(26.17, 57.54, 294.72°)
OKLab	oklab(37.25% -0.0134 -0.1512)
OKLCH	oklch(37.25% 0.152 265)
XYZ	xyz(6.6287, 4.8029, 26.5590)
Luminance	0.0480 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17368F #8F7017

analogous

#17728F #17368F #34178F

triadic

#17368F #8F1736 #368F17

tetradic

#17368F #8F1772 #8F7017 #178F34

square

#17368F #8F1772 #8F7017 #178F34

split-complementary

#17368F #8F3417 #728F17

monochromatic

#060E26 #0F225A #17368F #1F4AC4 #4069E0

Accessibility & contrast

On white

10.71

#17368F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#17368F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17368F

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17368F	#FFFFFF	#000000	##FFFFFF
##17368F	1.00	10.71	1.96	10.71
#FFFFFF	10.71	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004492

Deuteranopia (green-blind)

#00398D

Tritanopia (blue-blind)

#004D5D

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #17368f;
/* rgb */ color: rgb(23, 54, 143);
/* oklch */ color: oklch(37.2% 0.152 265.0);

Tailwind

colors: {
  custom: {
    50: '#6b6cb1',
    500: '#17368f',
    950: '#000000',
  },
}

SCSS

$custom: #17368f;
$custom-light: #6b6cb1;
$custom-dark: #000000;

JSON

{
  "hex": "#17368f",
  "rgb": {
    "r": 23,
    "g": 54,
    "b": 143
  },
  "hsl": {
    "h": 224.5,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.37249,
    "c": 0.1518,
    "h": 265
  },
  "luminance": 0.04804
}

Semantic roles & 50–950 ramp

primary

#17368F

secondary

#C1A041

accent

#C039EF

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #17368F

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

Preview Lab → · Contrast checker → · Palette generator →