What color is #51E2B0?

#51E2B0 is a moderate spring green, closest to the named color Eucalyptus. It belongs to the green family of colors.

What is the RGB value of #51E2B0?

The RGB value is 81, 226, 176: 81 red, 226 green and 176 blue on a 0 to 255 scale.

What is the complementary color of #51E2B0?

The complementary color is #E25183, found by rotating the hue 180° on the color wheel.

Is black or white text better on #51E2B0?

Black text. Black text has a contrast ratio of 12.86:1 and white text 1.63:1. WCAG asks for at least 4.5:1 for normal text.

#51E2B0 color

#51E2B0 rgb(81, 226, 176)

Shades of green

The hex color #51E2B0 is a moderate spring green.

In the RGB color model it is made of 31.8% red, 88.6% green and 69% blue (81, 226, 176).

Its hue angle is 159°, with 71% saturation and 60% lightness. For print, the CMYK equivalent is 64% cyan, 0% magenta, 22% yellow and 11% black.

The closest named color is Eucalyptus (#44D7A8), a difference of 2.7 ΔE, a small difference.

Black text is the more readable choice on this background (contrast 12.86:1).

#51E2B0 color codes

HEX	`#51E2B0`
RGB	`rgb(81, 226, 176)`
RGB percent	`rgb(31.8%, 88.6%, 69%)`
HSL	`hsl(159, 71%, 60%)`
HSV / HSB	`hsv(159, 64%, 89%)`
CMYK	`cmyk(64%, 0%, 22%, 11%)`
CIE LAB	`lab(81.44, -50.3, 13.21)`
CIE LCH	`lch(81.44, 52.01, 165.29)`
CIE XYZ	`xyz(38.422, 59.273, 50.482)`
Decimal	`5366448`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #51E2B0, 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 #51E2B0	Ratio	AA	AAA	AA large
Sample text	12.86:1	Pass	Pass	Pass
Sample text	1.63:1	Fail	Fail	Fail

#51E2B0 as text on	Ratio	AA	AAA	AA large
Sample text	1.63:1	Fail	Fail	Fail
Sample text	12.86:1	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 #51E2B0 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #51e2b0; }
.text { color: #51e2b0; }
.border { border: 2px solid #51e2b0; }
.transparent { background-color: rgb(81 226 176 / 50%); }
.gradient { background: linear-gradient(to right, #51e2b0, #51cbe2); }

Background

Text color

Border

Similar colors

Questions

What color is #51E2B0?: #51E2B0 is a moderate spring green, closest to the named color Eucalyptus. It belongs to the green family of colors.
What is the RGB value of #51E2B0?: The RGB value is 81, 226, 176: 81 red, 226 green and 176 blue on a 0 to 255 scale.
What is the complementary color of #51E2B0?: The complementary color is #E25183, found by rotating the hue 180° on the color wheel.
Is black or white text better on #51E2B0?: Black text. Black text has a contrast ratio of 12.86:1 and white text 1.63:1. WCAG asks for at least 4.5:1 for normal text.