What color is #21AC73?

#21AC73 is a moderate spring green, closest to the named color Jade. It belongs to the green family of colors.

What is the RGB value of #21AC73?

The RGB value is 33, 172, 115: 33 red, 172 green and 115 blue on a 0 to 255 scale.

What is the complementary color of #21AC73?

The complementary color is #AC215A, found by rotating the hue 180° on the color wheel.

Is black or white text better on #21AC73?

Black text. Black text has a contrast ratio of 7.21:1 and white text 2.91:1. WCAG asks for at least 4.5:1 for normal text.

#21AC73 color

#21AC73 rgb(33, 172, 115)

Shades of green

The hex color #21AC73 is a moderate spring green.

In the RGB color model it is made of 12.9% red, 67.5% green and 45.1% blue (33, 172, 115).

Its hue angle is 155°, with 68% saturation and 40% lightness. For print, the CMYK equivalent is 81% cyan, 0% magenta, 33% yellow and 33% black.

The closest named color is Jade (#00A86B), a difference of 1.8 ΔE, which is barely visible.

Black text is the more readable choice on this background (contrast 7.21:1).

#21AC73 color codes

HEX	`#21AC73`
RGB	`rgb(33, 172, 115)`
RGB percent	`rgb(12.9%, 67.5%, 45.1%)`
HSL	`hsl(155, 68%, 40%)`
HSV / HSB	`hsv(155, 81%, 67%)`
CMYK	`cmyk(81%, 0%, 33%, 33%)`
CIE LAB	`lab(62.56, -49.01, 19.46)`
CIE LCH	`lch(62.56, 52.73, 158.34)`
CIE XYZ	`xyz(18.472, 31.064, 21.239)`
Decimal	`2206835`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #21AC73, based on their position on the color wheel.

Complementary

The color opposite on the color wheel (180°). Strongest contrast.

Analogous

Neighbors 30° either side. Calm, natural combinations.

Split complementary

The two colors next to the complement (150° and 210°).

Triadic

Three colors evenly spaced, 120° apart.

Tetradic (square)

Four colors 90° apart.

Shades, tints and tones

Shades (darker, mixed with black)

Tints (lighter, mixed with white)

Tones (mixed with gray)

Contrast and accessibility

Text on #21AC73	Ratio	AA	AAA	AA large
Sample text	7.21:1	Pass	Pass	Pass
Sample text	2.91:1	Fail	Fail	Fail

#21AC73 as text on	Ratio	AA	AAA	AA large
Sample text	2.91:1	Fail	Fail	Fail
Sample text	7.21:1	Pass	Pass	Pass

WCAG 2 asks for 4.5:1 for normal text (AA), 7:1 for AAA, and 3:1 for large text. Check other pairs.

Color blindness simulation

How #21AC73 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #21ac73; }
.text { color: #21ac73; }
.border { border: 2px solid #21ac73; }
.transparent { background-color: rgb(33 172 115 / 50%); }
.gradient { background: linear-gradient(to right, #21ac73, #219fac); }

Background

Text color

Border

Similar colors

Questions

What color is #21AC73?: #21AC73 is a moderate spring green, closest to the named color Jade. It belongs to the green family of colors.
What is the RGB value of #21AC73?: The RGB value is 33, 172, 115: 33 red, 172 green and 115 blue on a 0 to 255 scale.
What is the complementary color of #21AC73?: The complementary color is #AC215A, found by rotating the hue 180° on the color wheel.
Is black or white text better on #21AC73?: Black text. Black text has a contrast ratio of 7.21:1 and white text 2.91:1. WCAG asks for at least 4.5:1 for normal text.