#103F83#103F83

#103F83 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.0% C 0.125 H 258.6°. Best body text is #FFFFFF at 10.19:1 contrast (WCAG AA passes).

Color values

HEX#103F83
RGBrgb(16, 63, 131)
HSLhsl(215, 78%, 29%)
HSVhsv(215, 88%, 51%)
CMYKcmyk(87.8%, 51.9%, 0%, 48.6%)
CIE-LABlab(27.58, 12.19, -42.52)
CIE-LCHlch(27.58, 44.23, 285.99°)
OKLaboklab(37.96% -0.0247 -0.1225)
OKLCHoklch(37.96% 0.125 258.6)
XYZxyz(6.0864, 5.3031, 22.1711)
Luminance0.0530 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#103F83 #835410
analogous
#107983 #103F83 #1B1083
triadic
#103F83 #83103F #3F8310
tetradic
#103F83 #831079 #835410 #10831B
square
#103F83 #831079 #835410 #10831B
split-complementary
#103F83 #831B10 #798310
monochromatic
#030D1B #09254C #103F83 #1759BA #2976E5

Accessibility & contrast

On white

10.19
#103F83 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.06
#103F83 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103F83
10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##103F83#FFFFFF#000000##FFFFFF
##103F831.0010.192.0610.19
#FFFFFF10.191.0021.001.00
#0000002.0621.001.0021.00
##FFFFFF10.191.0021.001.00

Color blindness preview

Protanopia (red-blind)
#134785
Deuteranopia (green-blind)
#003C82
Tritanopia (blue-blind)
#00505A
Achromatopsia (no color)
#414141

Design tokens & code

CSS
--color: #103f83;
/* rgb */ color: rgb(16, 63, 131);
/* oklch */ color: oklch(38.0% 0.125 258.6);
Tailwind
colors: {
  custom: {
    50: '#6573a8',
    500: '#103f83',
    950: '#000000',
  },
}
SCSS
$custom: #103f83;
$custom-light: #6573a8;
$custom-dark: #000000;
JSON
{
  "hex": "#103f83",
  "rgb": {
    "r": 16,
    "g": 63,
    "b": 131
  },
  "hsl": {
    "h": 215.478,
    "s": 78.231,
    "l": 28.824
  },
  "oklch": {
    "l": 0.37955,
    "c": 0.12497,
    "h": 258.6
  },
  "luminance": 0.05304
}

Semantic roles & 50–950 ramp

primary
#103F83
secondary
#B98336
accent
#A633F5
background
#F6F6FA
surface
#EBECF4
border
#C6C7CE
text
#07080F
muted
#7A7B7F

Preview Lab

Preview with #103F83

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

Preview Lab → · Contrast checker → · Palette generator →

#103F83 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva