What color is #51DC64?

#51DC64 is a moderate green, closest to the named color Hello Spring. It belongs to the green family of colors.

What is the RGB value of #51DC64?

The RGB value is 81, 220, 100: 81 red, 220 green and 100 blue on a 0 to 255 scale.

What is the complementary color of #51DC64?

The complementary color is #DC51C9, found by rotating the hue 180° on the color wheel.

Is black or white text better on #51DC64?

Black text. Black text has a contrast ratio of 11.77:1 and white text 1.78:1. WCAG asks for at least 4.5:1 for normal text.

#51DC64 color

#51DC64 rgb(81, 220, 100)

Shades of green

The hex color #51DC64 is a moderate green.

In the RGB color model it is made of 31.8% red, 86.3% green and 39.2% blue (81, 220, 100).

Its hue angle is 128°, with 67% saturation and 59% lightness. For print, the CMYK equivalent is 63% cyan, 0% magenta, 55% yellow and 14% black.

The closest named color is Hello Spring (#44DD66), a difference of 0.9 ΔE, which is barely visible.

Black text is the more readable choice on this background (contrast 11.77:1).

#51DC64 color codes

HEX	`#51DC64`
RGB	`rgb(81, 220, 100)`
RGB percent	`rgb(31.8%, 86.3%, 39.2%)`
HSL	`hsl(128, 67%, 59%)`
HSV / HSB	`hsv(128, 63%, 86%)`
CMYK	`cmyk(63%, 0%, 55%, 14%)`
CIE LAB	`lab(78.38, -61.57, 47.53)`
CIE LCH	`lch(78.38, 77.78, 142.33)`
CIE XYZ	`xyz(31.285, 53.853, 20.8)`
Decimal	`5364836`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #51DC64, 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 #51DC64	Ratio	AA	AAA	AA large
Sample text	11.77:1	Pass	Pass	Pass
Sample text	1.78:1	Fail	Fail	Fail

#51DC64 as text on	Ratio	AA	AAA	AA large
Sample text	1.78:1	Fail	Fail	Fail
Sample text	11.77:1	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 #51DC64 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #51dc64; }
.text { color: #51dc64; }
.border { border: 2px solid #51dc64; }
.transparent { background-color: rgb(81 220 100 / 50%); }
.gradient { background: linear-gradient(to right, #51dc64, #51dca9); }

Background

Text color

Border

Similar colors

Questions

What color is #51DC64?: #51DC64 is a moderate green, closest to the named color Hello Spring. It belongs to the green family of colors.
What is the RGB value of #51DC64?: The RGB value is 81, 220, 100: 81 red, 220 green and 100 blue on a 0 to 255 scale.
What is the complementary color of #51DC64?: The complementary color is #DC51C9, found by rotating the hue 180° on the color wheel.
Is black or white text better on #51DC64?: Black text. Black text has a contrast ratio of 11.77:1 and white text 1.78:1. WCAG asks for at least 4.5:1 for normal text.