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#BBC43B Color

#BBC43B is rgb(187, 196, 59) in RGB, hsl(64, 54%, 50%) in HSL, and about cmyk(5%, 0%, 70%, 23%) in CMYK. It has no registered color name of its own — the closest is Acid Green (#B0BF1A), clearly related but distinguishable side by side at ΔE 7.84. Black text is the more readable choice on this background.

#BBC43B
HEX#BBC43B
RGBrgb(187, 196, 59)
HSLhsl(64, 54%, 50%)
HSVhsv(64, 70%, 77%)
CMYKcmyk(5%, 0%, 70%, 23%)
OKLCHoklch(78.9% 0.155 113.2)
LABlab(76.62% -15.57 63.51)
LCHlch(76.62% 65.39 103.77)

What #BBC43B Is Called

Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #BBC43B, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Browse the full index of named colors A-Z or every yellow in the library.

#BBC43B Channel Values

How #BBC43B breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

ModelChannelsNotes
RGBR 187 · G 196 · B 598-bit channels as sent to the display
HSLH 64° · S 54% · L 50%Easiest model for building lighter and darker variants
HSVH 64° · S 70% · V 77%Matches the picker in most design tools
CMYKC 5% · M 0% · Y 70% · K 23%Approximate ink mix; confirm with an ICC profile before printing
Luminance1.9:1 vs white · 11.07:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #BBC43B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.

Fails AAWhite text1.9:1AA normal AA large AAA normal
TextBlack text11.07:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #BBC43B in the contrast checker.

Colors That Go With #BBC43B

Pairings derived from color-wheel relationships. The complementary color sits opposite #BBC43B; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
Complementary
Analogous
Analogous
Triadic
Triadic
Split comp.
Split comp.

Tints & Shades of #BBC43B

Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.

Tints

Shades

Want a full 50-950 ramp with semantic roles? Generate design tokens from #BBC43B.

How #BBC43B Looks with Color Vision Deficiency

Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.

Typical#BBC43B
Protanopia#C3C33B
Protanomaly#C0C33B
Deuteranopia#C1C13C
Deuteranomaly#BFC23C
Tritanopia#C6B9B9
Tritanomaly#C1BE97
Achromatopsia#BCBCBC

Test a full palette in the color blindness simulator.

Using #BBC43B in Code

Copy-ready declarations for the places this color usually ends up.

CSS custom property--color-bbc43b: #BBC43B;
CSS backgroundbackground-color: #BBC43B;
Tailwind configcolors: { 'color-bbc43b': '#BBC43B' }
SwiftUIColor(red: 0.733, green: 0.769, blue: 0.231)
Android XML<color name="color_bbc43b">#BBC43B</color>
SVG fillfill="#BBC43B"

More Yellow Colors

#BBC43B sits in the yellow family. These are its neighbours across that family's full range, each with its own breakdown.

#BBC43B Frequently Asked Questions

What color is #BBC43B?

#BBC43B is a mid-tone yellow — rgb(187, 196, 59) in RGB and hsl(64, 54%, 50%) in HSL. It carries no registered color name of its own; the closest named color is Acid Green (#B0BF1A), which is clearly related but distinguishable side by side at a CIE76 distance of 7.84.

What is the RGB value of #BBC43B?

#BBC43B is rgb(187, 196, 59) — red 187, green 196, and blue 59 on the 0-255 scale.

What is the CMYK value of #BBC43B?

#BBC43B converts to approximately cmyk(5%, 0%, 70%, 23%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #BBC43B be black or white?

Black text is the more readable choice. #BBC43B scores 1.9:1 against white and 11.07:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #BBC43B as a CSS color keyword?

No. #BBC43B is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is yellowgreen (#9ACD32) at a CIE76 distance of 17.66, which is visibly different.

Open #BBC43B in a Tool

Keep exploring: every yellow in the color library, the guide to shades of yellow, or the full color library.