Information about Impromptu color

#9BB123 - Impromptu color image

Basic facts about this digital color

In the Register's classification, #9BB123 ("Impromptu") belongs to the Yellow Color Family, featuring High Saturation and Light brightness. In numbers: rgb(155, 177, 35) (60.8% red, 69.4% green, 13.7% blue), or CMYK 9 / 0 / 56 / 31 for print. New to color codes? See our guide to RGB color codes.

#9BB123 presents itself as a energetic, saturated golden yellow — one that feels open and friendly. In practice it works well for accents, call-to-action elements and statement visuals. In The Official Register of Color Names it is almost identical to Limelight (#99AD25). Its next-closest registered neighbors are Citron (#9FA91F) and Sickly Green (#94B21C).

The recipe behind #9BB123 is rgb(155, 177, 35), with green as the dominant ingredient. Accessibility-wise, black text works best on #9BB123: 8.7:1 contrast (passing WCAG AAA) versus 2.4:1 for white. The name "Impromptu" is officially recorded for this exact shade in The Official Register of Color Names.

Impromptu color variations

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

Impromptu color tints

Tints look brighter, pastel, and less intense.
Impromptu

#9BB123
#C0D739

Color has no name
#CFE16A

Color has no name
#DFEB9C

Color has no name
#EFF5CD

Color has no name
White

#FFFFFF

Impromptu color shades

Shades look darker, richer, and more solid.
Impromptu

#9BB123
#7D8F1C

Color has no name
#5E6B15

Color has no name
#3E470E

Color has no name
#1F2307

Color has no name
Black

#000000

Impromptu color tones

Tones looks more sophisticated and complex than base colors.
Impromptu

#9BB123
#98AA33

Color has no name
#93A144

Color has no name
#8D9757

Color has no name
#868B6A

Color has no name
Grey

#808080

Impromptu color hues

A hue refers to the basic neighbors of color and is variation of base color on the color wheel.
#23B255

Color has no name
#2AB223

Color has no name
#63B223

Color has no name
Impromptu

#9BB123
#B28E23

Color has no name
#B25523

Color has no name
#B2232A

Color has no name

Impromptu 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
#9BB123
Impromptu

#9BB123

#3923B3
#3923B3

Color has no name

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
#9BB123
Impromptu

#9BB123

#8123B3
#8123B3

Color has no name

#2356B3
#2356B3

Color has no name

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
#56B323
#56B323

Color has no name

#9BB123
Impromptu

#9BB123

#B38123
#B38123

Color has no name

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
#9BB123
Impromptu

#9BB123

#239DB3
#239DB3

Color has no name

#B3239D
#B3239D

Color has no name

Tetradic

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

Tetradic color scheme
#9BB123
Impromptu

#9BB123

#23B339
#23B339

Color has no name

#3923B3
#3923B3

Color has no name

#B3239D
#B3239D

Color has no name

Square

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

Square color scheme
#9BB123
Impromptu

#9BB123

#23B381
#23B381

Color has no name

#3923B3
#3923B3

Color has no name

#B32356
#B32356

Color has no name

Nearest named colors to Impromptu

The closest officially registered color names in the Register, ordered by similarity.

Limelight color link
Limelight

#99AD25

Citron color link
Citron

#9FA91F

Sickly Green color link
Sickly Green

#94B21C

Sick Green color link
Sick Green

#9DB92C

Icky Green color link
Icky Green

#8FAE22

Pea color link
Pea

#A4BF20

Pea Soup Green color link
Pea Soup Green

#94A617

Gross Green color link
Gross Green

#A0BF16

Vomit color link
Vomit

#A2A415

Bahia color link
Bahia

#A9C01C

Dark Lemon Lime color link
Dark Lemon Lime

#8BBE1B

Pea Green color link
Pea Green

#8EAB12

Impromptu color backgrounds & wallpapers

Download color wallpaper / background for your Desktop PC, Tablet or Mobile phone.

#9BB123 - Impromptu color image Impromptu color ORCN HD wallpaper 3840x2160 (Desktop)
#9BB123 - Impromptu color image Impromptu color ORCN HD wallpaper 1170x2532 (Mobile)
#9BB123 - Impromptu color image Impromptu color solid HD wallpaper 3840x2160 (Desktop)
#9BB123 - Impromptu color image Impromptu color solid HD wallpaper 1170x2532 (Mobile)

Conversions between color systems and etc.

  • HEX#9BB123
  • RGB155, 177, 35
  • CMYK9, 0, 56, 31
  • CSSrgb(155, 177, 35)
  • HSL69°, 67%, 42%
  • HSL Precise69.296°, 66.981%, 41.569%
  • HSV69°, 80%, 69%
  • HSB69°, 80%, 69%
  • Normalized R (0.0–1.0)0.608
  • Normalized G (0.0–1.0)0.694
  • Normalized B (0.0–1.0)0.137
  • GLSLvec3(0.608, 0.694, 0.137)
  • GLSL with alphavec4(0.608, 0.694, 0.137, 1.000)
  • HLSL / Metalfloat3(0.608, 0.694, 0.137)
  • Percentage of Red in RGB60.8%
  • Percentage of Green in RGB69.4%
  • Percentage of Blue in RGB13.7%
  • Color Family (Hue)Yellow
  • Saturation FamilyHigh Saturation
  • Lightness FamilyLight
  • HEX ID9BB123
  • DECIMAL ID10203427
  • Name Length9
  • This page visited897 times
  • Counting from2025-01-01

Copyright © 2021-2026 The Official Register of Color Names. All Rights Reserved.