#17365D#17365D

#17365D is a dark, moderate cyan. Relative luminance 0.036; OKLCH L 33.1% C 0.078 H 255.4°. Best body text is #FFFFFF at 12.19:1 contrast (WCAG AA passes).

Color values

HEX	#17365D
RGB	rgb(23, 54, 93)
HSL	hsl(213, 60%, 23%)
HSV	hsv(213, 75%, 36%)
CMYK	cmyk(75.3%, 41.9%, 0%, 63.5%)
CIE-LAB	lab(22.34, 3.40, -26.64)
CIE-LCH	lch(22.34, 26.86, 277.27°)
OKLab	oklab(33.13% -0.0198 -0.0759)
OKLCH	oklch(33.13% 0.078 255.4)
XYZ	xyz(3.6476, 3.6104, 10.8584)
Luminance	0.0361 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17365D #5D3E17

analogous

#17595D #17365D #1B175D

triadic

#17365D #5D1736 #365D17

tetradic

#17365D #5D1759 #5D3E17 #175D1B

square

#17365D #5D1759 #5D3E17 #175D1B

split-complementary

#17365D #5D1B17 #595D17

monochromatic

#060E19 #0B1A2C #17365D #23528E #2F6FBF

Accessibility & contrast

On white

12.19

#17365D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#17365D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17365D

12.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17365D	#FFFFFF	#000000	##FFFFFF
##17365D	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)

#24395F

Deuteranopia (green-blind)

#19325C

Tritanopia (blue-blind)

#003F45

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #17365d;
/* rgb */ color: rgb(23, 54, 93);
/* oklch */ color: oklch(33.1% 0.078 255.4);

Tailwind

colors: {
  custom: {
    50: '#5e6c8b',
    500: '#17365d',
    950: '#000000',
  },
}

SCSS

$custom: #17365d;
$custom-light: #5e6c8b;
$custom-dark: #000000;

JSON

{
  "hex": "#17365d",
  "rgb": {
    "r": 23,
    "g": 54,
    "b": 93
  },
  "hsl": {
    "h": 213.429,
    "s": 60.345,
    "l": 22.745
  },
  "oklch": {
    "l": 0.33126,
    "c": 0.07845,
    "h": 255.4
  },
  "luminance": 0.03611
}

Semantic roles & 50–950 ramp

primary

#17365D

secondary

#946D3C

accent

#9D44E3

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #17365D

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

Preview Lab → · Contrast checker → · Palette generator →