#17347D#17347D

#17347D is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.2% C 0.129 H 264.3°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX#17347D
RGBrgb(23, 52, 125)
HSLhsl(223, 69%, 29%)
HSVhsv(223, 82%, 49%)
CMYKcmyk(81.6%, 58.4%, 0%, 51%)
CIE-LABlab(24.06, 18.14, -44.46)
CIE-LCHlch(24.06, 48.02, 292.19°)
OKLaboklab(35.19% -0.0128 -0.1283)
OKLCHoklch(35.19% 0.129 264.3)
XYZxyz(5.2817, 4.1182, 19.9146)
Luminance0.0412 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#17347D #7D6017
analogous
#17677D #17347D #2D177D
triadic
#17347D #7D1734 #347D17
tetradic
#17347D #7D1767 #7D6017 #177D2D
square
#17347D #7D1767 #7D6017 #177D2D
split-complementary
#17347D #7D2D17 #677D17
monochromatic
#050B1A #0D1E49 #17347D #214AB1 #3564DA

Accessibility & contrast

On white

11.51
#17347D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.82
#17347D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17347D
11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##17347D#FFFFFF#000000##FFFFFF
##17347D1.0011.511.8211.51
#FFFFFF11.511.0021.001.00
#0000001.8221.001.0021.00
##FFFFFF11.511.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003E80
Deuteranopia (green-blind)
#00357C
Tritanopia (blue-blind)
#004653
Achromatopsia (no color)
#393939

Design tokens & code

CSS
--color: #17347d;
/* rgb */ color: rgb(23, 52, 125);
/* oklch */ color: oklch(35.2% 0.129 264.3);
Tailwind
colors: {
  custom: {
    50: '#666aa3',
    500: '#17347d',
    950: '#000000',
  },
}
SCSS
$custom: #17347d;
$custom-light: #666aa3;
$custom-dark: #000000;
JSON
{
  "hex": "#17347d",
  "rgb": {
    "r": 23,
    "g": 52,
    "b": 125
  },
  "hsl": {
    "h": 222.941,
    "s": 68.919,
    "l": 29.02
  },
  "oklch": {
    "l": 0.35189,
    "c": 0.12897,
    "h": 264.3
  },
  "luminance": 0.04119
}

Semantic roles & 50–950 ramp

primary
#17347D
secondary
#B2913E
accent
#BA3CEC
background
#F6F6FA
surface
#EBEBF4
border
#C6C6CE
text
#07060F
muted
#7A7A7F

Preview Lab

Preview with #17347D

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

Preview Lab → · Contrast checker → · Palette generator →

#17347D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva