#669933 Color

#669933 is rgb(102, 153, 51) in RGB, hsl(90, 50%, 40%) in HSL, and about cmyk(33%, 0%, 67%, 40%) in CMYK. It has no registered color name of its own — the closest is Maximum Green (#5E8C31), clearly related but distinguishable side by side at ΔE 6.62. Black text is the more readable choice on this background.

#669933

HEX#669933

RGBrgb(102, 153, 51)

HSLhsl(90, 50%, 40%)

HSVhsv(90, 67%, 60%)

CMYKcmyk(33%, 0%, 67%, 40%)

OKLCHoklch(62.5% 0.143 132)

LABlab(58.03% -30.53 45.86)

LCHlch(58.03% 55.09 123.66)

What #669933 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 #669933, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Maximum Green#5E8C31ΔE 6.62 Olive Drab#6B8E23ΔE 7.48 May Green#4C9141ΔE 12.48 Sap Green#507D2AΔE 13 Bud Green#7BB661ΔE 13.96 Green (RYB)#66B032ΔE 14.06

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

#669933 Channel Values

How #669933 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

Model	Channels	Notes
RGB	R 102 · G 153 · B 51	8-bit channels as sent to the display
HSL	H 90° · S 50% · L 40%	Easiest model for building lighter and darker variants
HSV	H 90° · S 67% · V 60%	Matches the picker in most design tools
CMYK	C 33% · M 0% · Y 67% · K 40%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	3.4:1 vs white · 6.17:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #669933 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 text3.4:1AA normal AA large AAA normal

TextBlack text6.17:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #669933 in the contrast checker.

Colors That Go With #669933

Pairings derived from color-wheel relationships. The complementary color sits opposite #669933; 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 #669933

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 #669933.

How #669933 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#669933

Protanopia#929234

Protanomaly#839533

Deuteranopia#8B8B37

Deuteranomaly#7E9135

Tritanopia#729191

Tritanomaly#6E9476

Achromatopsia#8B8B8B

Test a full palette in the color blindness simulator.

Using #669933 in Code

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

CSS custom property--color-669933: #669933;

CSS backgroundbackground-color: #669933;

Tailwind configcolors: { 'color-669933': '#669933' }

SwiftUIColor(red: 0.400, green: 0.600, blue: 0.200)

Android XML<color name="color_669933">#669933</color>

SVG fillfill="#669933"

More Green Colors

#669933 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

669966 669900 66b032 65e765 66cc00 64e986 66cc33 62f962 66cc66 61ff61 66cc99 5fd85f 7db700 99cc66 aaf0d1 c4e189 daf6da 003300 009400 00fa9a 116a11 24ff91 33ffcc 4a5d23

#669933 Frequently Asked Questions

What color is #669933?

#669933 is a mid-tone green — rgb(102, 153, 51) in RGB and hsl(90, 50%, 40%) in HSL. It carries no registered color name of its own; the closest named color is Maximum Green (#5E8C31), which is clearly related but distinguishable side by side at a CIE76 distance of 6.62.

What is the RGB value of #669933?

#669933 is rgb(102, 153, 51) — red 102, green 153, and blue 51 on the 0-255 scale.

What is the CMYK value of #669933?

#669933 converts to approximately cmyk(33%, 0%, 67%, 40%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #669933 be black or white?

Black text is the more readable choice. #669933 scores 3.4:1 against white and 6.17:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #669933 as a CSS color keyword?

No. #669933 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 olivedrab (#6B8E23) at a CIE76 distance of 7.48, which is clearly related but distinguishable side by side.

Open #669933 in a Tool

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