What color is #3FED0A?

#3FED0A is a vivid green, closest to the named color Nuclear Meltdown. It belongs to the green family of colors.

What is the RGB value of #3FED0A?

The RGB value is 63, 237, 10: 63 red, 237 green and 10 blue on a 0 to 255 scale.

What is the complementary color of #3FED0A?

The complementary color is #B80AED, found by rotating the hue 180° on the color wheel.

Is black or white text better on #3FED0A?

Black text. Black text has a contrast ratio of 13.33:1 and white text 1.58:1. WCAG asks for at least 4.5:1 for normal text.

#3FED0A color

#3FED0A rgb(63, 237, 10)

Shades of green

The hex color #3FED0A is a vivid green.

In the RGB color model it is made of 24.7% red, 92.9% green and 3.9% blue (63, 237, 10).

Its hue angle is 106°, with 92% saturation and 48% lightness. For print, the CMYK equivalent is 73% cyan, 0% magenta, 96% yellow and 7% black.

The closest named color is Nuclear Meltdown (#44EE00), a difference of 0.4 ΔE, which is barely visible.

Black text is the more readable choice on this background (contrast 13.33:1).

#3FED0A color codes

HEX	`#3FED0A`
RGB	`rgb(63, 237, 10)`
RGB percent	`rgb(24.7%, 92.9%, 3.9%)`
HSL	`hsl(106, 92%, 48%)`
HSV / HSB	`hsv(106, 96%, 93%)`
CMYK	`cmyk(73%, 0%, 96%, 7%)`
CIE LAB	`lab(82.72, -76.3, 78.56)`
CIE LCH	`lch(82.72, 109.51, 134.16)`
CIE XYZ	`xyz(32.387, 61.643, 10.479)`
Decimal	`4189450`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #3FED0A, 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 #3FED0A	Ratio	AA	AAA	AA large
Sample text	13.33:1	Pass	Pass	Pass
Sample text	1.58:1	Fail	Fail	Fail

#3FED0A as text on	Ratio	AA	AAA	AA large
Sample text	1.58:1	Fail	Fail	Fail
Sample text	13.33:1	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 #3FED0A looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #3fed0a; }
.text { color: #3fed0a; }
.border { border: 2px solid #3fed0a; }
.transparent { background-color: rgb(63 237 10 / 50%); }
.gradient { background: linear-gradient(to right, #3fed0a, #0aed46); }

Background

Text color

Border

Similar colors

Closest common color name: Neon Green.

Questions

What color is #3FED0A?: #3FED0A is a vivid green, closest to the named color Nuclear Meltdown. It belongs to the green family of colors.
What is the RGB value of #3FED0A?: The RGB value is 63, 237, 10: 63 red, 237 green and 10 blue on a 0 to 255 scale.
What is the complementary color of #3FED0A?: The complementary color is #B80AED, found by rotating the hue 180° on the color wheel.
Is black or white text better on #3FED0A?: Black text. Black text has a contrast ratio of 13.33:1 and white text 1.58:1. WCAG asks for at least 4.5:1 for normal text.