#17356F#17356F

#17356F is a dark, moderate blue. Relative luminance 0.039; OKLCH L 34.2% C 0.107 H 261.9°. Best body text is #FFFFFF at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#17356F
RGB	rgb(23, 53, 111)
HSL	hsl(220, 66%, 26%)
HSV	hsv(220, 79%, 44%)
CMYK	cmyk(79.3%, 52.3%, 0%, 56.5%)
CIE-LAB	lab(23.26, 11.60, -36.85)
CIE-LCH	lch(23.26, 38.64, 287.48°)
OKLab	oklab(34.23% -0.0151 -0.1059)
OKLCH	oklch(34.23% 0.107 261.9)
XYZ	xyz(4.4947, 3.8756, 15.5470)
Luminance	0.0388 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17356F #6F5117

analogous

#17616F #17356F #25176F

triadic

#17356F #6F1735 #356F17

tetradic

#17356F #6F1761 #6F5117 #176F25

square

#17356F #6F1761 #6F5117 #176F25

split-complementary

#17356F #6F2517 #616F17

monochromatic

#050C19 #0C1D3C #17356F #224DA2 #2D66D3

Accessibility & contrast

On white

11.83

#17356F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#17356F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17356F

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17356F	#FFFFFF	#000000	##FFFFFF
##17356F	1.00	11.83	1.78	11.83
#FFFFFF	11.83	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#123C71

Deuteranopia (green-blind)

#00346E

Tritanopia (blue-blind)

#00434C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #17356f;
/* rgb */ color: rgb(23, 53, 111);
/* oklch */ color: oklch(34.2% 0.107 261.9);

Tailwind

colors: {
  custom: {
    50: '#626b99',
    500: '#17356f',
    950: '#000000',
  },
}

SCSS

$custom: #17356f;
$custom-light: #626b99;
$custom-dark: #000000;

JSON

{
  "hex": "#17356f",
  "rgb": {
    "r": 23,
    "g": 53,
    "b": 111
  },
  "hsl": {
    "h": 219.545,
    "s": 65.672,
    "l": 26.275
  },
  "oklch": {
    "l": 0.34231,
    "c": 0.10701,
    "h": 261.9
  },
  "luminance": 0.03876
}

Semantic roles & 50–950 ramp

primary

#17356F

secondary

#A5813D

accent

#AF3FE9

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #17356F

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

Preview Lab → · Contrast checker → · Palette generator →