Information about #30353B color

#30353B color image

Basic facts about this digital color

In the Register's classification, #30353B belongs to the Azure Color Family, featuring Low Saturation and Dark brightness. In numbers: rgb(48, 53, 59) (18.8% red, 20.8% green, 23.1% blue), or CMYK 4 / 2 / 0 / 77 for print. New to color codes? See our guide to RGB color codes.

#30353B presents itself as a softly toned steel-blue azure — one that leans clearly toward the dark side. In practice it works well for dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is almost identical to Woody Bay (#33343A). Its next-closest registered neighbors are Catch (#34343C) and Shark (#34363A).

In RGB terms — rgb(48, 53, 59) — the blue channel does the heavy lifting here. Accessibility-wise, white text works best on #30353B: 12.4:1 contrast (passing WCAG AAA) versus 1.7:1 for black. For print, note the heavy black component (K:77) — ink coverage matters with tones this deep. #30353B has no official name yet. If this shade means something to you, you can be the one to name it.

#30353B color variations

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

#30353B 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 #30353B

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

Woody Bay color link
Woody Bay

#33343A

Catch color link
Catch

#34343C

Shark color link
Shark

#34363A

Gumboot color link
Gumboot

#313337

High Tide color link
High Tide

#32373F

Double Tuna color link
Double Tuna

#2F3237

Grey Friars color link
Grey Friars

#313436

Tao Grey color link
Tao Grey

#323436

Onyx color link
Onyx

#353839

Gunmetal color link
Gunmetal

#2A3439

Conversions between color systems and etc.

  • HEX#30353B
  • RGB48, 53, 59
  • CMYK4, 2, 0, 77
  • CSSrgb(48, 53, 59)
  • HSL213°, 10%, 21%
  • HSL Precise212.727°, 10.28%, 20.98%
  • HSV213°, 19%, 23%
  • HSB213°, 19%, 23%
  • Normalized R (0.0–1.0)0.188
  • Normalized G (0.0–1.0)0.208
  • Normalized B (0.0–1.0)0.231
  • GLSLvec3(0.188, 0.208, 0.231)
  • GLSL with alphavec4(0.188, 0.208, 0.231, 1.000)
  • HLSL / Metalfloat3(0.188, 0.208, 0.231)
  • Percentage of Red in RGB18.8%
  • Percentage of Green in RGB20.8%
  • Percentage of Blue in RGB23.1%
  • Color FamilyAzure
  • Saturation FamilyLow Saturation
  • Lightness FamilyDark
  • HEX ID30353B
  • DECIMAL ID3159355
  • Name LengthThis color has no name
  • Seen by search & AI crawlers19 times
  • Counting from2025-01-01