What color is #31DC39?

#31DC39 is a moderate green, closest to the named color Alarming Slime. It belongs to the green family of colors.

What is the RGB value of #31DC39?

The RGB value is 49, 220, 57: 49 red, 220 green and 57 blue on a 0 to 255 scale.

What is the complementary color of #31DC39?

The complementary color is #DC31D4, found by rotating the hue 180° on the color wheel.

Is black or white text better on #31DC39?

Black text. Black text has a contrast ratio of 11.43:1 and white text 1.84:1. WCAG asks for at least 4.5:1 for normal text.

#31DC39 color

#31DC39 rgb(49, 220, 57)

Shades of green

The hex color #31DC39 is a moderate green.

In the RGB color model it is made of 19.2% red, 86.3% green and 22.4% blue (49, 220, 57).

Its hue angle is 123°, with 71% saturation and 53% lightness. For print, the CMYK equivalent is 78% cyan, 0% magenta, 74% yellow and 14% black.

The closest named color is Alarming Slime (#2CE335), a difference of 1.7 ΔE, which is barely visible.

Black text is the more readable choice on this background (contrast 11.43:1).

#31DC39 color codes

HEX	`#31DC39`
RGB	`rgb(49, 220, 57)`
RGB percent	`rgb(19.2%, 86.3%, 22.4%)`
HSL	`hsl(123, 71%, 53%)`
HSV / HSB	`hsv(123, 78%, 86%)`
CMYK	`cmyk(78%, 0%, 74%, 14%)`
CIE LAB	`lab(77.36, -71.32, 63.82)`
CIE LCH	`lch(77.36, 95.71, 138.18)`
CIE XYZ	`xyz(27.597, 52.131, 12.478)`
Decimal	`3267641`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #31DC39, 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 #31DC39	Ratio	AA	AAA	AA large
Sample text	11.43:1	Pass	Pass	Pass
Sample text	1.84:1	Fail	Fail	Fail

#31DC39 as text on	Ratio	AA	AAA	AA large
Sample text	1.84:1	Fail	Fail	Fail
Sample text	11.43:1	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 #31DC39 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #31dc39; }
.text { color: #31dc39; }
.border { border: 2px solid #31dc39; }
.transparent { background-color: rgb(49 220 57 / 50%); }
.gradient { background: linear-gradient(to right, #31dc39, #31dc8e); }

Background

Text color

Border

Similar colors

Questions

What color is #31DC39?: #31DC39 is a moderate green, closest to the named color Alarming Slime. It belongs to the green family of colors.
What is the RGB value of #31DC39?: The RGB value is 49, 220, 57: 49 red, 220 green and 57 blue on a 0 to 255 scale.
What is the complementary color of #31DC39?: The complementary color is #DC31D4, found by rotating the hue 180° on the color wheel.
Is black or white text better on #31DC39?: Black text. Black text has a contrast ratio of 11.43:1 and white text 1.84:1. WCAG asks for at least 4.5:1 for normal text.