#1C106A#1C106A

#1C106A is a dark, vivid blue. Relative luminance 0.017; OKLCH L 27.1% C 0.144 H 276.8°. Best body text is #FFFFFF at 15.77:1 contrast (WCAG AA passes).

Color values

HEX#1C106A
RGBrgb(28, 16, 106)
HSLhsl(248, 74%, 24%)
HSVhsv(248, 85%, 42%)
CMYKcmyk(73.6%, 84.9%, 0%, 58.4%)
CIE-LABlab(13.58, 35.04, -49.42)
CIE-LCHlch(13.58, 60.58, 305.34°)
OKLaboklab(27.06% 0.017 -0.1428)
OKLCHoklch(27.06% 0.144 276.8)
XYZxyz(3.2649, 1.6578, 13.7808)
Luminance0.0166 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C106A #5E6A10
analogous
#10316A #1C106A #49106A
triadic
#1C106A #6A1C10 #106A1C
tetradic
#1C106A #6A1031 #5E6A10 #106A49
square
#1C106A #6A1031 #5E6A10 #106A49
split-complementary
#1C106A #6A4910 #316A10
monochromatic
#07041B #0E0835 #1C106A #2A189F #3820D4

Accessibility & contrast

On white

15.77
#1C106A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.33
#1C106A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C106A
15.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C106A#FFFFFF#000000##FFFFFF
##1C106A1.0015.771.3315.77
#FFFFFF15.771.0021.001.00
#0000001.3321.001.0021.00
##FFFFFF15.771.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00266C
Deuteranopia (green-blind)
#001F68
Tritanopia (blue-blind)
#002C3E
Achromatopsia (no color)
#232323

Design tokens & code

CSS
--color: #1c106a;
/* rgb */ color: rgb(28, 16, 106);
/* oklch */ color: oklch(27.1% 0.144 276.8);
Tailwind
colors: {
  custom: {
    50: '#665196',
    500: '#1c106a',
    950: '#000000',
  },
}
SCSS
$custom: #1c106a;
$custom-light: #665196;
$custom-dark: #000000;
JSON
{
  "hex": "#1c106a",
  "rgb": {
    "r": 28,
    "g": 16,
    "b": 106
  },
  "hsl": {
    "h": 248,
    "s": 73.77,
    "l": 23.922
  },
  "oklch": {
    "l": 0.2706,
    "c": 0.14383,
    "h": 276.8
  },
  "luminance": 0.01658
}

Semantic roles & 50–950 ramp

primary
#1C106A
secondary
#93A234
accent
#F037D8
background
#F6F4F9
surface
#EBE7F2
border
#C6C3CC
text
#07020D
muted
#7A787E

Preview Lab

Preview with #1C106A

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

Preview Lab → · Contrast checker → · Palette generator →

#1C106A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva