#103683#103683

#103683 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 35.9% C 0.137 H 262.2°. Best body text is #FFFFFF at 11.19:1 contrast (WCAG AA passes).

Color values

HEX#103683
RGBrgb(16, 54, 131)
HSLhsl(220, 78%, 29%)
HSVhsv(220, 88%, 51%)
CMYKcmyk(87.8%, 58.8%, 0%, 48.6%)
CIE-LABlab(24.91, 18.55, -46.86)
CIE-LCHlch(24.91, 50.39, 291.60°)
OKLaboklab(35.92% -0.0185 -0.1354)
OKLCHoklch(35.92% 0.137 262.2)
XYZxyz(5.6281, 4.3865, 22.0184)
Luminance0.0439 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#103683 #835D10
analogous
#107083 #103683 #241083
triadic
#103683 #831036 #368310
tetradic
#103683 #831070 #835D10 #108324
square
#103683 #831070 #835D10 #108324
split-complementary
#103683 #832410 #708310
monochromatic
#030B1B #09204C #103683 #174CBA #2967E5

Accessibility & contrast

On white

11.19
#103683 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.88
#103683 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103683
11.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##103683#FFFFFF#000000##FFFFFF
##1036831.0011.191.8811.19
#FFFFFF11.191.0021.001.00
#0000001.8821.001.0021.00
##FFFFFF11.191.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004186
Deuteranopia (green-blind)
#003682
Tritanopia (blue-blind)
#004957
Achromatopsia (no color)
#3B3B3B

Design tokens & code

CSS
--color: #103683;
/* rgb */ color: rgb(16, 54, 131);
/* oklch */ color: oklch(35.9% 0.137 262.2);
Tailwind
colors: {
  custom: {
    50: '#666ca8',
    500: '#103683',
    950: '#000000',
  },
}
SCSS
$custom: #103683;
$custom-light: #666ca8;
$custom-dark: #000000;
JSON
{
  "hex": "#103683",
  "rgb": {
    "r": 16,
    "g": 54,
    "b": 131
  },
  "hsl": {
    "h": 220.174,
    "s": 78.231,
    "l": 28.824
  },
  "oklch": {
    "l": 0.35923,
    "c": 0.1367,
    "h": 262.2
  },
  "luminance": 0.04387
}

Semantic roles & 50–950 ramp

primary
#103683
secondary
#B98E36
accent
#B533F5
background
#F6F6FA
surface
#EBEBF4
border
#C6C6CE
text
#070610
muted
#7A7A7F

Preview Lab

Preview with #103683

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

Preview Lab → · Contrast checker → · Palette generator →

#103683 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva