#10348D#10348D

#10348D is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.4% C 0.153 H 263.7°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX#10348D
RGBrgb(16, 52, 141)
HSLhsl(223, 80%, 31%)
HSVhsv(223, 89%, 55%)
CMYKcmyk(88.7%, 63.1%, 0%, 44.7%)
CIE-LABlab(25.22, 24.10, -52.57)
CIE-LCHlch(25.22, 57.83, 294.62°)
OKLaboklab(36.43% -0.0169 -0.1522)
OKLCHoklch(36.43% 0.153 263.7)
XYZxyz(6.2477, 4.4884, 25.7312)
Luminance0.0449 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#10348D #8D6910
analogous
#10728D #10348D #2A108D
triadic
#10348D #8D1034 #348D10
tetradic
#10348D #8D1072 #8D6910 #108D2A
square
#10348D #8D1072 #8D6910 #108D2A
split-complementary
#10348D #8D2A10 #728D10
monochromatic
#040B1F #0A2056 #10348D #1648C4 #3065E7

Accessibility & contrast

On white

11.07
#10348D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.90
#10348D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10348D
11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##10348D#FFFFFF#000000##FFFFFF
##10348D1.0011.071.9011.07
#FFFFFF11.071.0021.001.00
#0000001.9021.001.0021.00
##FFFFFF11.071.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004290
Deuteranopia (green-blind)
#00368B
Tritanopia (blue-blind)
#004B5B
Achromatopsia (no color)
#3C3C3C

Design tokens & code

CSS
--color: #10348d;
/* rgb */ color: rgb(16, 52, 141);
/* oklch */ color: oklch(36.4% 0.153 263.7);
Tailwind
colors: {
  custom: {
    50: '#696baf',
    500: '#10348d',
    950: '#000000',
  },
}
SCSS
$custom: #10348d;
$custom-light: #696baf;
$custom-dark: #000000;
JSON
{
  "hex": "#10348d",
  "rgb": {
    "r": 16,
    "g": 52,
    "b": 141
  },
  "hsl": {
    "h": 222.72,
    "s": 79.618,
    "l": 30.784
  },
  "oklch": {
    "l": 0.36431,
    "c": 0.15318,
    "h": 263.7
  },
  "luminance": 0.04489
}

Semantic roles & 50–950 ramp

primary
#10348D
secondary
#C29A37
accent
#BE32F6
background
#F6F6FA
surface
#ECEBF5
border
#C7C6CF
text
#080610
muted
#7A7A7F

Preview Lab

Preview with #10348D

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

Preview Lab → · Contrast checker → · Palette generator →

#10348D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva