Information about #1C1C63 color

#1C1C63 color image

Basic facts about this digital color

In the Register's classification, #1C1C63 belongs to the Blue Color Family, featuring Moderate Saturation and Dark brightness. In numbers: rgb(28, 28, 99) (11% red, 11% green, 38.8% blue), or CMYK 28 / 28 / 0 / 61 for print. Curious how these numbers work? Read our RGB color codes guide.

#1C1C63 presents itself as a confidently colored deep-sea blue — one that carries a shadowy depth. It is a natural fit for night-mode interfaces and high-contrast pairings with light text. In The Official Register of Color Names it is just a few steps away from Suns Purple (#1D1160). Nearby in the Register you will also find Midnight Blue (#191970) and Visa Blue (#1A1F71).

In RGB terms — rgb(28, 28, 99) — the blue channel does the heavy lifting here. If you plan to put text on a #1C1C63 background, choose white — the contrast ratio is 15.0:1 (passing WCAG AAA), while black manages only 1.4:1. On paper it relies strongly on black ink (K:61), so proof dark layouts before a large print run. #1C1C63 has no official name yet. If this shade means something to you, you can be the one to name it.

#1C1C63 color variations

View this color variations of tints, shades, tones and hues.

#1C1C63 color harmonies

Color harmonies are pleasing color schemes created according to their position on a color wheel.

Complementary

Complementary color schemes are made by picking two opposite colors con the color wheel. They appear vibrant near to each other.

Complementary color schemes

Split complementary

Split complementary schemes are like complementary but they uses two adiacent colors of the complement. They are more flexible than complementary ones.

Split complementary color scheme

Analogous

Analogous color schemes are made by picking three colors that are next to each other on the color wheel. They are perceived as calm and serene.

Analogous color scheme

Triadic

Triadic color schemes are created by picking three colors equally spaced on the color wheel. They appear quite contrasted and multicolored.

Triadic color scheme

Tetradic

Tetradic color schemes are made form two couples of complementary colors in a rectangular shape on the color wheel.

Tetradic color scheme

Square

Square color schemes are like tetradic arranged in a square instead of rectangle. Colors appear even more contrasting.

Square color scheme

Nearest named colors to #1C1C63

The closest officially registered color names in the Register, ordered by similarity — your shade’s neighborhood is already being claimed.

Suns Purple color link
Suns Purple

#1D1160

Visa Blue color link
Visa Blue

#1A1F71

Blast Off color link
Blast Off

#262857

PHCH color link
PHCH

#201173

OSS Blue color link
OSS Blue

#1B2450

Delft Blue color link
Delft Blue

#1F305E

Biscay color link
Biscay

#1B3162

Space Cadet color link
Space Cadet

#1D2951

Conversions between color systems and etc.

  • HEX#1C1C63
  • RGB28, 28, 99
  • CMYK28, 28, 0, 61
  • CSSrgb(28, 28, 99)
  • HSL240°, 56%, 25%
  • HSL Precise240°, 55.906%, 24.902%
  • HSV240°, 72%, 39%
  • HSB240°, 72%, 39%
  • Normalized R (0.0–1.0)0.110
  • Normalized G (0.0–1.0)0.110
  • Normalized B (0.0–1.0)0.388
  • GLSLvec3(0.110, 0.110, 0.388)
  • GLSL with alphavec4(0.110, 0.110, 0.388, 1.000)
  • HLSL / Metalfloat3(0.110, 0.110, 0.388)
  • Percentage of Red in RGB11%
  • Percentage of Green in RGB11%
  • Percentage of Blue in RGB38.8%
  • Color FamilyBlue
  • Saturation FamilyModerate Saturation
  • Lightness FamilyDark
  • HEX ID1C1C63
  • DECIMAL ID1842275
  • Name LengthThis color has no name
  • Seen by search & AI crawlers13 times
  • Counting from2025-01-01