Close to Neon Green
#1DEA21
#1DEA21 is a mid-tone, vivid green, close to the color Neon Green. In RGB it’s made of 11.4% red, 91.8% green, and 12.9% blue. Its hue is 121°, with 83% saturation and 52% lightness, so it reads as a cool color. Black text sits best on top of it.
Color codes
Tints, shades & tones
Tints add white, shades add black, tones add gray. Tap any one to open its page.
Tints
Shades
Tones
Color harmonies
Combinations from the color wheel, built around #1DEA21.
Split complementary
The two neighbors of the complement: contrast that’s easier to balance.
Open in the palette builder →Tetradic
Two complementary pairs: rich, best with one color in charge.
Open in the palette builder →Contrast & readability
WCAG contrast ratios for text. 4.5:1 is the minimum for body text, 3:1 for large text.
White text on this color
1.64:1 FailBlack text on this color
12.84:1 AAAThis color as text on white
1.64:1 FailThis color as text on black
12.84:1 AAAHow it looks with color blindness
About 1 in 12 men and 1 in 200 women see color differently. Here’s #1DEA21 as they’d see it.
#1DEA21 in use
A headline in this color
Body text stays dark for reading; the color carries buttons, links, and accents.
On a dark background
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Questions about #1DEA21
What color is #1DEA21?
#1DEA21 is a mid-tone, vivid green, close to the color Neon Green. In RGB it’s made of 11.4% red, 91.8% green, and 12.9% blue. Its hue is 121°, with 83% saturation and 52% lightness, so it reads as a cool color. Black text sits best on top of it.
What is #1DEA21 in RGB?
#1DEA21 is rgb(29, 234, 33): 29 red, 234 green, and 33 blue on a 0–255 scale.
What is #1DEA21 in CMYK?
Roughly cmyk(88, 0, 86, 8). Print results depend on paper and press, so proof it before a big print run.
What Pantone is closest to #1DEA21?
PANTONE 802 C is the closest match in our list. Screen colors and ink never match perfectly; check a physical Pantone guide.
What color goes with #1DEA21?
Its complement #FCB2F5 gives the strongest contrast. For something calmer, try its analogous neighbors, or its own tints and shades above.