Information about #1B503F color

#1B503F color image

Basic facts about this digital color

In the Register's classification, #1B503F belongs to the Spring Green Color Family, featuring Moderate Saturation and Dark brightness. In numbers: rgb(27, 80, 63) (10.6% red, 31.4% green, 24.7% blue), or CMYK 21 / 0 / 7 / 69 for print. Curious how these numbers work? Read our RGB color codes guide.

#1B503F presents itself as a pleasantly vivid spring green — one that stays on the darker end of the scale. It is a natural fit for dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is almost identical to Brunswick Green (#1B4D3E). Slightly further away sit Zydeco (#20483F) and Jackpot (#145346).

Technically, the mix leans on its green channel (rgb(27, 80, 63)), which gives #1B503F its character. Accessibility-wise, white text works best on #1B503F: 9.3:1 contrast (passing WCAG AAA) versus 2.3:1 for black. On paper it relies strongly on black ink (K:69), so proof dark layouts before a large print run. No one has named #1B503F so far. Register a name for it and it becomes a permanent record.

#1B503F color variations

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

#1B503F 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 #1B503F

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

Zydeco color link
Zydeco

#20483F

Jackpot color link
Jackpot

#145346

MSU Green color link
MSU Green

#18453B

Tiber color link
Tiber

#184343

Roulette color link
Roulette

#2A4D3E

Push Play color link
Push Play

#21584C

Stokesian 13 color link
Stokesian 13

#164238

Cyprus color link
Cyprus

#0F4645

Conversions between color systems and etc.

  • HEX#1B503F
  • RGB27, 80, 63
  • CMYK21, 0, 7, 69
  • CSSrgb(27, 80, 63)
  • HSL161°, 50%, 21%
  • HSL Precise160.755°, 49.533%, 20.98%
  • HSV161°, 66%, 31%
  • HSB161°, 66%, 31%
  • Normalized R (0.0–1.0)0.106
  • Normalized G (0.0–1.0)0.314
  • Normalized B (0.0–1.0)0.247
  • GLSLvec3(0.106, 0.314, 0.247)
  • GLSL with alphavec4(0.106, 0.314, 0.247, 1.000)
  • HLSL / Metalfloat3(0.106, 0.314, 0.247)
  • Percentage of Red in RGB10.6%
  • Percentage of Green in RGB31.4%
  • Percentage of Blue in RGB24.7%
  • Color FamilySpring Green
  • Saturation FamilyModerate Saturation
  • Lightness FamilyDark
  • HEX ID1B503F
  • DECIMAL ID1790015
  • Name LengthThis color has no name
  • Seen by search & AI crawlers20 times
  • Counting from2025-01-01