What color is #3F5B56?

#3F5B56 is a dark, grayish spring green, closest to the named color Rosemary. It belongs to the gray family of colors.

What is the RGB value of #3F5B56?

The RGB value is 63, 91, 86: 63 red, 91 green and 86 blue on a 0 to 255 scale.

What is the complementary color of #3F5B56?

The complementary color is #5B3F44, found by rotating the hue 180° on the color wheel.

Is black or white text better on #3F5B56?

White text. Black text has a contrast ratio of 2.84:1 and white text 7.39:1. WCAG asks for at least 4.5:1 for normal text.

#3F5B56 color

#3F5B56 rgb(63, 91, 86)

Shades of gray

The hex color #3F5B56 is a dark, grayish spring green.

In the RGB color model it is made of 24.7% red, 35.7% green and 33.7% blue (63, 91, 86).

Its hue angle is 169°, with 18% saturation and 30% lightness. For print, the CMYK equivalent is 31% cyan, 0% magenta, 5% yellow and 64% black.

The closest named color is Rosemary (#405E5C), a difference of 1.9 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 7.39:1).

#3F5B56 color codes

HEX	`#3F5B56`
RGB	`rgb(63, 91, 86)`
RGB percent	`rgb(24.7%, 35.7%, 33.7%)`
HSL	`hsl(169, 18%, 30%)`
HSV / HSB	`hsv(169, 31%, 36%)`
CMYK	`cmyk(31%, 0%, 5%, 64%)`
CIE LAB	`lab(36.39, -11.63, -0.47)`
CIE LCH	`lch(36.39, 11.64, 182.32)`
CIE XYZ	`xyz(7.47, 9.21, 10.186)`
Decimal	`4152150`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #3F5B56, 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 #3F5B56	Ratio	AA	AAA	AA large
Sample text	2.84:1	Fail	Fail	Fail
Sample text	7.39:1	Pass	Pass	Pass

#3F5B56 as text on	Ratio	AA	AAA	AA large
Sample text	7.39:1	Pass	Pass	Pass
Sample text	2.84:1	Fail	Fail	Fail

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 #3F5B56 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #3f5b56; }
.text { color: #3f5b56; }
.border { border: 2px solid #3f5b56; }
.transparent { background-color: rgb(63 91 86 / 50%); }
.gradient { background: linear-gradient(to right, #3f5b56, #3f525b); }

Background

Text color

Border

Similar colors

Questions

What color is #3F5B56?: #3F5B56 is a dark, grayish spring green, closest to the named color Rosemary. It belongs to the gray family of colors.
What is the RGB value of #3F5B56?: The RGB value is 63, 91, 86: 63 red, 91 green and 86 blue on a 0 to 255 scale.
What is the complementary color of #3F5B56?: The complementary color is #5B3F44, found by rotating the hue 180° on the color wheel.
Is black or white text better on #3F5B56?: White text. Black text has a contrast ratio of 2.84:1 and white text 7.39:1. WCAG asks for at least 4.5:1 for normal text.