#17347F#17347F

#17347F is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.4% C 0.132 H 264.5°. Best body text is #FFFFFF at 11.45:1 contrast (WCAG AA passes).

Color values

HEX#17347F
RGBrgb(23, 52, 127)
HSLhsl(223, 69%, 29%)
HSVhsv(223, 82%, 50%)
CMYKcmyk(81.9%, 59.1%, 0%, 50.2%)
CIE-LABlab(24.23, 18.96, -45.45)
CIE-LCHlch(24.23, 49.25, 292.64°)
OKLaboklab(35.37% -0.0127 -0.1312)
OKLCHoklch(35.37% 0.132 264.5)
XYZxyz(5.4107, 4.1698, 20.5942)
Luminance0.0417 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#17347F #7F6217
analogous
#17687F #17347F #2E177F
triadic
#17347F #7F1734 #347F17
tetradic
#17347F #7F1768 #7F6217 #177F2E
square
#17347F #7F1768 #7F6217 #177F2E
split-complementary
#17347F #7F2E17 #687F17
monochromatic
#050B1A #0E1F4B #17347F #2049B3 #3664DB

Accessibility & contrast

On white

11.45
#17347F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.83
#17347F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17347F
11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##17347F#FFFFFF#000000##FFFFFF
##17347F1.0011.451.8311.45
#FFFFFF11.451.0021.001.00
#0000001.8321.001.0021.00
##FFFFFF11.451.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003F82
Deuteranopia (green-blind)
#00357E
Tritanopia (blue-blind)
#004754
Achromatopsia (no color)
#3A3A3A

Design tokens & code

CSS
--color: #17347f;
/* rgb */ color: rgb(23, 52, 127);
/* oklch */ color: oklch(35.4% 0.132 264.5);
Tailwind
colors: {
  custom: {
    50: '#676ba5',
    500: '#17347f',
    950: '#000000',
  },
}
SCSS
$custom: #17347f;
$custom-light: #676ba5;
$custom-dark: #000000;
JSON
{
  "hex": "#17347f",
  "rgb": {
    "r": 23,
    "g": 52,
    "b": 127
  },
  "hsl": {
    "h": 223.269,
    "s": 69.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.35367,
    "c": 0.13186,
    "h": 264.5
  },
  "luminance": 0.0417
}

Semantic roles & 50–950 ramp

primary
#17347F
secondary
#B4933E
accent
#BB3CEC
background
#F6F6FA
surface
#EBEBF4
border
#C6C6CE
text
#07060F
muted
#7A7A7F

Preview Lab

Preview with #17347F

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

Preview Lab → · Contrast checker → · Palette generator →

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