#17365B#17365B

#17365B is a dark, moderate cyan. Relative luminance 0.036; OKLCH L 33.0% C 0.075 H 254.4°. Best body text is #FFFFFF at 12.24:1 contrast (WCAG AA passes).

Color values

HEX#17365B
RGBrgb(23, 54, 91)
HSLhsl(213, 60%, 22%)
HSVhsv(213, 75%, 36%)
CMYKcmyk(74.7%, 40.7%, 0%, 64.3%)
CIE-LABlab(22.21, 2.58, -25.53)
CIE-LCHlch(22.21, 25.66, 275.76°)
OKLaboklab(32.99% -0.0203 -0.0727)
OKLCHoklch(32.99% 0.075 254.4)
XYZxyz(3.5602, 3.5754, 10.3980)
Luminance0.0358 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#17365B #5B3C17
analogous
#17585B #17365B #1A175B
triadic
#17365B #5B1736 #365B17
tetradic
#17365B #5B1758 #5B3C17 #175B1A
square
#17365B #5B1758 #5B3C17 #175B1A
split-complementary
#17365B #5B1A17 #585B17
monochromatic
#060E18 #0B192A #17365B #23538C #3070BD

Accessibility & contrast

On white

12.24
#17365B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.72
#17365B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17365B
12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##17365B#FFFFFF#000000##FFFFFF
##17365B1.0012.241.7212.24
#FFFFFF12.241.0021.001.00
#0000001.7221.001.0021.00
##FFFFFF12.241.0021.001.00

Color blindness preview

Protanopia (red-blind)
#25395D
Deuteranopia (green-blind)
#1B325A
Tritanopia (blue-blind)
#003F44
Achromatopsia (no color)
#353535

Design tokens & code

CSS
--color: #17365b;
/* rgb */ color: rgb(23, 54, 91);
/* oklch */ color: oklch(33.0% 0.075 254.4);
Tailwind
colors: {
  custom: {
    50: '#5d6c89',
    500: '#17365b',
    950: '#000000',
  },
}
SCSS
$custom: #17365b;
$custom-light: #5d6c89;
$custom-dark: #000000;
JSON
{
  "hex": "#17365b",
  "rgb": {
    "r": 23,
    "g": 54,
    "b": 91
  },
  "hsl": {
    "h": 212.647,
    "s": 59.649,
    "l": 22.353
  },
  "oklch": {
    "l": 0.32989,
    "c": 0.07544,
    "h": 254.4
  },
  "luminance": 0.03576
}

Semantic roles & 50–950 ramp

primary
#17365B
secondary
#926B3C
accent
#9B45E3
background
#F5F6F8
surface
#E9EBF0
border
#C5C6CB
text
#05070B
muted
#797A7C

Preview Lab

Preview with #17365B

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

Preview Lab → · Contrast checker → · Palette generator →

#17365B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva