#1C1066#1C1066

#1C1066 is a dark, vivid blue. Relative luminance 0.016; OKLCH L 26.6% C 0.139 H 277.6°. Best body text is #FFFFFF at 15.96:1 contrast (WCAG AA passes).

Color values

HEX#1C1066
RGBrgb(28, 16, 102)
HSLhsl(248, 73%, 23%)
HSVhsv(248, 84%, 40%)
CMYKcmyk(72.5%, 84.3%, 0%, 60%)
CIE-LABlab(13.09, 33.72, -47.60)
CIE-LCHlch(13.09, 58.33, 305.31°)
OKLaboklab(26.58% 0.0182 -0.1375)
OKLCHoklch(26.58% 0.139 277.6)
XYZxyz(3.0617, 1.5765, 12.7107)
Luminance0.0158 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C1066 #5A6610
analogous
#102F66 #1C1066 #471066
triadic
#1C1066 #661C10 #10661C
tetradic
#1C1066 #66102F #5A6610 #106647
square
#1C1066 #66102F #5A6610 #106647
split-complementary
#1C1066 #664710 #2F6610
monochromatic
#07041A #0D0831 #1C1066 #2B189B #3921D0

Accessibility & contrast

On white

15.96
#1C1066 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.32
#1C1066 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1066
15.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C1066#FFFFFF#000000##FFFFFF
##1C10661.0015.961.3215.96
#FFFFFF15.961.0021.001.00
#0000001.3221.001.0021.00
##FFFFFF15.961.0021.001.00

Color blindness preview

Protanopia (red-blind)
#002568
Deuteranopia (green-blind)
#001E65
Tritanopia (blue-blind)
#002A3B
Achromatopsia (no color)
#222222

Design tokens & code

CSS
--color: #1c1066;
/* rgb */ color: rgb(28, 16, 102);
/* oklch */ color: oklch(26.6% 0.139 277.6);
Tailwind
colors: {
  custom: {
    50: '#655193',
    500: '#1c1066',
    950: '#000000',
  },
}
SCSS
$custom: #1c1066;
$custom-light: #655193;
$custom-dark: #000000;
JSON
{
  "hex": "#1c1066",
  "rgb": {
    "r": 28,
    "g": 16,
    "b": 102
  },
  "hsl": {
    "h": 248.372,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.26575,
    "c": 0.13872,
    "h": 277.6
  },
  "luminance": 0.01577
}

Semantic roles & 50–950 ramp

primary
#1C1066
secondary
#8F9E33
accent
#F038D6
background
#F6F4F9
surface
#EBE7F1
border
#C6C3CB
text
#06020D
muted
#7A787E

Preview Lab

Preview with #1C1066

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

Preview Lab → · Contrast checker → · Palette generator →

#1C1066 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva