What color is #405E57?

#405E57 is a dark, grayish spring green, closest to the named color Iridescent. It belongs to the gray family of colors.

What is the RGB value of #405E57?

The RGB value is 64, 94, 87: 64 red, 94 green and 87 blue on a 0 to 255 scale.

What is the complementary color of #405E57?

The complementary color is #5E4047, found by rotating the hue 180° on the color wheel.

Is black or white text better on #405E57?

White text. Black text has a contrast ratio of 2.96:1 and white text 7.1:1. WCAG asks for at least 4.5:1 for normal text.

#405E57 color

#405E57 rgb(64, 94, 87)

Shades of gray

The hex color #405E57 is a dark, grayish spring green.

In the RGB color model it is made of 25.1% red, 36.9% green and 34.1% blue (64, 94, 87).

Its hue angle is 166°, with 19% saturation and 31% lightness. For print, the CMYK equivalent is 32% cyan, 0% magenta, 7% yellow and 63% black.

The closest named color is Iridescent (#3A5B52), a difference of 1.8 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 7.1:1).

#405E57 color codes

HEX	`#405E57`
RGB	`rgb(64, 94, 87)`
RGB percent	`rgb(25.1%, 36.9%, 34.1%)`
HSL	`hsl(166, 19%, 31%)`
HSV / HSB	`hsv(166, 32%, 37%)`
CMYK	`cmyk(32%, 0%, 7%, 63%)`
CIE LAB	`lab(37.45, -12.77, 0.47)`
CIE LCH	`lch(37.45, 12.78, 177.9)`
CIE XYZ	`xyz(7.837, 9.783, 10.49)`
Decimal	`4218455`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #405E57, 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 #405E57	Ratio	AA	AAA	AA large
Sample text	2.96:1	Fail	Fail	Fail
Sample text	7.1:1	Pass	Pass	Pass

#405E57 as text on	Ratio	AA	AAA	AA large
Sample text	7.1:1	Pass	Pass	Pass
Sample text	2.96:1	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 #405E57 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #405e57; }
.text { color: #405e57; }
.border { border: 2px solid #405e57; }
.transparent { background-color: rgb(64 94 87 / 50%); }
.gradient { background: linear-gradient(to right, #405e57, #40565e); }

Background

Text color

Border

Similar colors

Closest common color name: Dark Slate Gray.

Questions

What color is #405E57?: #405E57 is a dark, grayish spring green, closest to the named color Iridescent. It belongs to the gray family of colors.
What is the RGB value of #405E57?: The RGB value is 64, 94, 87: 64 red, 94 green and 87 blue on a 0 to 255 scale.
What is the complementary color of #405E57?: The complementary color is #5E4047, found by rotating the hue 180° on the color wheel.
Is black or white text better on #405E57?: White text. Black text has a contrast ratio of 2.96:1 and white text 7.1:1. WCAG asks for at least 4.5:1 for normal text.