#103C7F#103C7F

#103C7F is a dark, vivid blue. Relative luminance 0.049; OKLCH L 36.9% C 0.123 H 259.2°. Best body text is #FFFFFF at 10.63:1 contrast (WCAG AA passes).

Color values

HEX#103C7F
RGBrgb(16, 60, 127)
HSLhsl(216, 78%, 28%)
HSVhsv(216, 87%, 50%)
CMYKcmyk(87.4%, 52.8%, 0%, 50.2%)
CIE-LABlab(26.37, 12.60, -41.98)
CIE-LCHlch(26.37, 43.83, 286.71°)
OKLaboklab(36.93% -0.023 -0.121)
OKLCHoklch(36.93% 0.123 259.2)
XYZxyz(5.6589, 4.8735, 20.7170)
Luminance0.0487 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#103C7F #7F5310
analogous
#10737F #103C7F #1B107F
triadic
#103C7F #7F103C #3C7F10
tetradic
#103C7F #7F1073 #7F5310 #107F1B
square
#103C7F #7F1073 #7F5310 #107F1B
split-complementary
#103C7F #7F1B10 #737F10
monochromatic
#030D1B #092249 #103C7F #1756B5 #2671E4

Accessibility & contrast

On white

10.63
#103C7F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.97
#103C7F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103C7F
10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##103C7F#FFFFFF#000000##FFFFFF
##103C7F1.0010.631.9710.63
#FFFFFF10.631.0021.001.00
#0000001.9721.001.0021.00
##FFFFFF10.631.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0F4481
Deuteranopia (green-blind)
#003A7E
Tritanopia (blue-blind)
#004C57
Achromatopsia (no color)
#3E3E3E

Design tokens & code

CSS
--color: #103c7f;
/* rgb */ color: rgb(16, 60, 127);
/* oklch */ color: oklch(36.9% 0.123 259.2);
Tailwind
colors: {
  custom: {
    50: '#6471a5',
    500: '#103c7f',
    950: '#000000',
  },
}
SCSS
$custom: #103c7f;
$custom-light: #6471a5;
$custom-dark: #000000;
JSON
{
  "hex": "#103c7f",
  "rgb": {
    "r": 16,
    "g": 60,
    "b": 127
  },
  "hsl": {
    "h": 216.216,
    "s": 77.622,
    "l": 28.039
  },
  "oklch": {
    "l": 0.36933,
    "c": 0.12315,
    "h": 259.2
  },
  "luminance": 0.04874
}

Semantic roles & 50–950 ramp

primary
#103C7F
secondary
#B58336
accent
#A834F4
background
#F6F6FA
surface
#EBECF4
border
#C6C7CE
text
#06070F
muted
#7A7A7F

Preview Lab

Preview with #103C7F

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

Preview Lab → · Contrast checker → · Palette generator →

#103C7F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva