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#21CD0E Color

#21CD0E is rgb(33, 205, 14) in RGB, hsl(114, 87%, 43%) in HSL, and about cmyk(84%, 0%, 93%, 20%) in CMYK. It has no registered color name of its own — the closest is SGBUS Green (#55DD33), clearly related but distinguishable side by side at ΔE 8.2. Black text is the more readable choice on this background.

#21CD0E
HEX#21CD0E
RGBrgb(33, 205, 14)
HSLhsl(114, 87%, 43%)
HSVhsv(114, 93%, 80%)
CMYKcmyk(84%, 0%, 93%, 20%)
OKLCHoklch(73.8% 0.245 142)
LABlab(72.32% -65.12 67.59)
LCHlch(72.32% 93.86 133.93)

What #21CD0E 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 #21CD0E, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

SGBUS Green#55DD33ΔE 8.2Lime Green#32CD32ΔE 8.21Vivid Malachite#00CC33ΔE 8.82Kelly Green#4CBB17ΔE 14.42Malachite#0BDA51ΔE 15.79Dark Pastel Green#03C03CΔE 16.73

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

#21CD0E Channel Values

How #21CD0E 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 33 · G 205 · B 148-bit channels as sent to the display
HSLH 114° · S 87% · L 43%Easiest model for building lighter and darker variants
HSVH 114° · S 93% · V 80%Matches the picker in most design tools
CMYKC 84% · M 0% · Y 93% · K 20%Approximate ink mix; confirm with an ICC profile before printing
Luminance2.14:1 vs white · 9.8:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #21CD0E 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 text2.14:1AA normal AA large AAA normal
TextBlack text9.8:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #21CD0E in the contrast checker.

Colors That Go With #21CD0E

Pairings derived from color-wheel relationships. The complementary color sits opposite #21CD0E; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#21CD0E
Complementary
#BA0ECD
Analogous
#81CD0E
Analogous
#0ECD5B
Triadic
#0E21CD
Triadic
#CD0E21
Split comp.
#5B0ECD
Split comp.
#CD0E81

Tints & Shades of #21CD0E

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

#2BEF15
#4EF13B
#70F462
#8FF683
#B1F9A9
#D4FCCF

Shades

#1DB00C
#19990B
#147C09
#106407
#0C4805
#083003

Want a full 50-950 ramp with semantic roles? Generate design tokens from #21CD0E.

How #21CD0E 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#21CD0E
Protanopia#BDBD14
Protanomaly#97C412
Deuteranopia#ACAC28
Deuteranomaly#8ABA20
Tritanopia#56C1C1
Tritanomaly#46C69A
Achromatopsia#B1B1B1

Test a full palette in the color blindness simulator.

Using #21CD0E in Code

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

CSS custom property--color-21cd0e: #21CD0E;
CSS backgroundbackground-color: #21CD0E;
Tailwind configcolors: { 'color-21cd0e': '#21CD0E' }
SwiftUIColor(red: 0.129, green: 0.804, blue: 0.055)
Android XML<color name="color_21cd0e">#21CD0E</color>
SVG fillfill="#21CD0E"

More Green Colors

#21CD0E sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

000200fdfff5001f00f7fee7002400f7fbf5002c22f5fffa002e00f5fff5003300f0fff000800000db870d542b20483f33cc6646c3995ea50072863991e0b7a3f5d8bcd7bcd1ffed

#21CD0E Frequently Asked Questions

What color is #21CD0E?

#21CD0E is a mid-tone green — rgb(33, 205, 14) in RGB and hsl(114, 87%, 43%) in HSL. It carries no registered color name of its own; the closest named color is SGBUS Green (#55DD33), which is clearly related but distinguishable side by side at a CIE76 distance of 8.2.

What is the RGB value of #21CD0E?

#21CD0E is rgb(33, 205, 14) — red 33, green 205, and blue 14 on the 0-255 scale.

What is the CMYK value of #21CD0E?

#21CD0E converts to approximately cmyk(84%, 0%, 93%, 20%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #21CD0E be black or white?

Black text is the more readable choice. #21CD0E scores 2.14:1 against white and 9.8:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #21CD0E as a CSS color keyword?

No. #21CD0E 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 limegreen (#32CD32) at a CIE76 distance of 8.21, which is clearly related but distinguishable side by side.

Open #21CD0E in a Tool

Hex to RGBHex to HSLHex to CMYKHex to OKLCHHex to PantoneBuild a paletteMake a gradient

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