#17367B#17367B

#17367B is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.5% C 0.123 H 263.3°. Best body text is #FFFFFF at 11.35:1 contrast (WCAG AA passes).

Color values

HEX#17367B
RGBrgb(23, 54, 123)
HSLhsl(221, 68%, 29%)
HSVhsv(221, 81%, 48%)
CMYKcmyk(81.3%, 56.1%, 0%, 51.8%)
CIE-LABlab(24.48, 15.89, -42.51)
CIE-LCHlch(24.48, 45.38, 290.49°)
OKLaboklab(35.46% -0.0145 -0.1226)
OKLCHoklch(35.46% 0.123 263.3)
XYZxyz(5.2464, 4.2499, 19.2789)
Luminance0.0425 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#17367B #7B5C17
analogous
#17687B #17367B #2A177B
triadic
#17367B #7B1736 #367B17
tetradic
#17367B #7B1768 #7B5C17 #177B2A
square
#17367B #7B1768 #7B5C17 #177B2A
split-complementary
#17367B #7B2A17 #687B17
monochromatic
#050B1A #0D1F47 #17367B #214DAF #3367D9

Accessibility & contrast

On white

11.35
#17367B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.85
#17367B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17367B
11.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##17367B#FFFFFF#000000##FFFFFF
##17367B1.0011.351.8511.35
#FFFFFF11.351.0021.001.00
#0000001.8521.001.0021.00
##FFFFFF11.351.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003F7D
Deuteranopia (green-blind)
#00367A
Tritanopia (blue-blind)
#004753
Achromatopsia (no color)
#3A3A3A

Design tokens & code

CSS
--color: #17367b;
/* rgb */ color: rgb(23, 54, 123);
/* oklch */ color: oklch(35.5% 0.123 263.3);
Tailwind
colors: {
  custom: {
    50: '#656ca2',
    500: '#17367b',
    950: '#000000',
  },
}
SCSS
$custom: #17367b;
$custom-light: #656ca2;
$custom-dark: #000000;
JSON
{
  "hex": "#17367b",
  "rgb": {
    "r": 23,
    "g": 54,
    "b": 123
  },
  "hsl": {
    "h": 221.4,
    "s": 68.493,
    "l": 28.627
  },
  "oklch": {
    "l": 0.35457,
    "c": 0.12342,
    "h": 263.3
  },
  "luminance": 0.04251
}

Semantic roles & 50–950 ramp

primary
#17367B
secondary
#B08D3E
accent
#B53CEB
background
#F6F6FA
surface
#EBEBF3
border
#C6C6CD
text
#07060F
muted
#7A7A7F

Preview Lab

Preview with #17367B

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

Preview Lab → · Contrast checker → · Palette generator →

#17367B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva