What color is #21744B?

#21744B is a dark, moderate spring green, closest to the named color Opal Green. It belongs to the green family of colors.

What is the RGB value of #21744B?

The RGB value is 33, 116, 75: 33 red, 116 green and 75 blue on a 0 to 255 scale.

What is the complementary color of #21744B?

The complementary color is #74214A, found by rotating the hue 180° on the color wheel.

Is black or white text better on #21744B?

White text. Black text has a contrast ratio of 3.66:1 and white text 5.73:1. WCAG asks for at least 4.5:1 for normal text.

#21744B color

#21744B rgb(33, 116, 75)

Shades of green

The hex color #21744B is a dark, moderate spring green.

In the RGB color model it is made of 12.9% red, 45.5% green and 29.4% blue (33, 116, 75).

Its hue angle is 150°, with 56% saturation and 29% lightness. For print, the CMYK equivalent is 72% cyan, 0% magenta, 35% yellow and 55% black.

The closest named color is Opal Green (#157954), a difference of 2.5 ΔE, a small difference.

White text is the more readable choice on this background (contrast 5.73:1).

#21744B color codes

HEX	`#21744B`
RGB	`rgb(33, 116, 75)`
RGB percent	`rgb(12.9%, 45.5%, 29.4%)`
HSL	`hsl(150, 56%, 29%)`
HSV / HSB	`hsv(150, 72%, 45%)`
CMYK	`cmyk(72%, 0%, 35%, 55%)`
CIE LAB	`lab(43.24, -34.95, 15.68)`
CIE LCH	`lch(43.24, 38.31, 155.84)`
CIE XYZ	`xyz(8.142, 13.321, 8.797)`
Decimal	`2192459`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #21744B, 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 #21744B	Ratio	AA	AAA	AA large
Sample text	3.66:1	Fail	Fail	Pass
Sample text	5.73:1	Pass	Fail	Pass

#21744B as text on	Ratio	AA	AAA	AA large
Sample text	5.73:1	Pass	Fail	Pass
Sample text	3.66:1	Fail	Fail	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 #21744B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #21744b; }
.text { color: #21744b; }
.border { border: 2px solid #21744b; }
.transparent { background-color: rgb(33 116 75 / 50%); }
.gradient { background: linear-gradient(to right, #21744b, #217474); }

Background

Text color

Border

Similar colors

Closest common color name: Bottle Green.

Questions

What color is #21744B?: #21744B is a dark, moderate spring green, closest to the named color Opal Green. It belongs to the green family of colors.
What is the RGB value of #21744B?: The RGB value is 33, 116, 75: 33 red, 116 green and 75 blue on a 0 to 255 scale.
What is the complementary color of #21744B?: The complementary color is #74214A, found by rotating the hue 180° on the color wheel.
Is black or white text better on #21744B?: White text. Black text has a contrast ratio of 3.66:1 and white text 5.73:1. WCAG asks for at least 4.5:1 for normal text.