Information about #63687E color

#63687E color image

Basic facts about this digital color

In the Register's classification, #63687E belongs to the Blue Color Family, featuring Low Saturation and Light brightness. The mix behind it: rgb(99, 104, 126) — 38.8% red, 40.8% green, 49.4% blue; the print equivalent is CMYK 11 / 9 / 0 / 51. Curious how these numbers work? Read our RGB color codes guide.

#63687E is a calm, restrained blue that feels open and friendly. It is a natural fit for versatile mid-ground roles, from cards to secondary buttons. In The Official Register of Color Names it is a hair away from Mist Blue (#646D7E). Its next-closest registered neighbors are Jet Gray (#616D7E) and Sunset-stone-equanimity-natalie (#656A88).

In RGB terms — rgb(99, 104, 126) — the blue channel does the heavy lifting here. Accessibility-wise, white text works best on #63687E: 5.5:1 contrast (passing WCAG AA) versus 3.8:1 for black. Out of 16,777,216 possible colors, #63687E is still unnamed — it can be claimed and named in The Official Register of Color Names.

#63687E color variations

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

#63687E 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 #63687E

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

Mist Blue color link
Mist Blue

#646D7E

Jet Gray color link
Jet Gray

#616D7E

Comet color link
Comet

#636373

Dolphin color link
Dolphin

#6A6873

Gateway color link
Gateway

#5E7175

Marble Blue color link
Marble Blue

#566D7E

Obelisk color link
Obelisk

#617274

Quarter Tuna color link
Quarter Tuna

#656A70

High Society color link
High Society

#695B7C

Pale Sky color link
Pale Sky

#636D70

Conversions between color systems and etc.

  • HEX#63687E
  • RGB99, 104, 126
  • CMYK11, 9, 0, 51
  • CSSrgb(99, 104, 126)
  • HSL229°, 12%, 44%
  • HSL Precise228.889°, 12%, 44.118%
  • HSV229°, 21%, 49%
  • HSB229°, 21%, 49%
  • Normalized R (0.0–1.0)0.388
  • Normalized G (0.0–1.0)0.408
  • Normalized B (0.0–1.0)0.494
  • GLSLvec3(0.388, 0.408, 0.494)
  • GLSL with alphavec4(0.388, 0.408, 0.494, 1.000)
  • HLSL / Metalfloat3(0.388, 0.408, 0.494)
  • Percentage of Red in RGB38.8%
  • Percentage of Green in RGB40.8%
  • Percentage of Blue in RGB49.4%
  • Color FamilyBlue
  • Saturation FamilyLow Saturation
  • Lightness FamilyLight
  • HEX ID63687E
  • DECIMAL ID6514814
  • Name LengthThis color has no name
  • Seen by search & AI crawlers17 times
  • Counting from2025-01-01