#103983#103983

#103983 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 36.6% C 0.133 H 261.1°. Best body text is #FFFFFF at 10.85:1 contrast (WCAG AA passes).

Color values

HEX#103983
RGBrgb(16, 57, 131)
HSLhsl(219, 78%, 29%)
HSVhsv(219, 88%, 51%)
CMYKcmyk(87.8%, 56.5%, 0%, 48.6%)
CIE-LABlab(25.79, 16.42, -45.43)
CIE-LCHlch(25.79, 48.31, 289.87°)
OKLaboklab(36.59% -0.0204 -0.1312)
OKLCHoklch(36.59% 0.133 261.1)
XYZxyz(5.7721, 4.6744, 22.0664)
Luminance0.0467 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#103983 #835A10
analogous
#107383 #103983 #211083
triadic
#103983 #831039 #398310
tetradic
#103983 #831073 #835A10 #108321
square
#103983 #831073 #835A10 #108321
split-complementary
#103983 #832110 #738310
monochromatic
#030C1B #09214C #103983 #1751BA #296CE5

Accessibility & contrast

On white

10.85
#103983 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.94
#103983 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103983
10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##103983#FFFFFF#000000##FFFFFF
##1039831.0010.851.9410.85
#FFFFFF10.851.0021.001.00
#0000001.9421.001.0021.00
##FFFFFF10.851.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004286
Deuteranopia (green-blind)
#003882
Tritanopia (blue-blind)
#004B58
Achromatopsia (no color)
#3D3D3D

Design tokens & code

CSS
--color: #103983;
/* rgb */ color: rgb(16, 57, 131);
/* oklch */ color: oklch(36.6% 0.133 261.1);
Tailwind
colors: {
  custom: {
    50: '#666ea8',
    500: '#103983',
    950: '#000000',
  },
}
SCSS
$custom: #103983;
$custom-light: #666ea8;
$custom-dark: #000000;
JSON
{
  "hex": "#103983",
  "rgb": {
    "r": 16,
    "g": 57,
    "b": 131
  },
  "hsl": {
    "h": 218.609,
    "s": 78.231,
    "l": 28.824
  },
  "oklch": {
    "l": 0.36586,
    "c": 0.13278,
    "h": 261.1
  },
  "luminance": 0.04675
}

Semantic roles & 50–950 ramp

primary
#103983
secondary
#B98A36
accent
#B033F5
background
#F6F6FA
surface
#EBEBF4
border
#C6C6CE
text
#070710
muted
#7A7A7F

Preview Lab

Preview with #103983

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

Preview Lab → · Contrast checker → · Palette generator →

#103983 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva