What color is #647D74?

#647D74 is a grayish spring green, closest to the named color Underwater World. It belongs to the gray family of colors.

What is the RGB value of #647D74?

The RGB value is 100, 125, 116: 100 red, 125 green and 116 blue on a 0 to 255 scale.

What is the complementary color of #647D74?

The complementary color is #7D646D, found by rotating the hue 180° on the color wheel.

Is black or white text better on #647D74?

Black text. Black text has a contrast ratio of 4.73:1 and white text 4.44:1. WCAG asks for at least 4.5:1 for normal text.

#647D74 color

#647D74 rgb(100, 125, 116)

Shades of gray

The hex color #647D74 is a grayish spring green.

In the RGB color model it is made of 39.2% red, 49% green and 45.5% blue (100, 125, 116).

Its hue angle is 158°, with 11% saturation and 44% lightness. For print, the CMYK equivalent is 20% cyan, 0% magenta, 7% yellow and 51% black.

The closest named color is Underwater World (#657F7A), a difference of 2.1 ΔE, a small difference.

Black text is the more readable choice on this background (contrast 4.73:1).

#647D74 color codes

HEX	`#647D74`
RGB	`rgb(100, 125, 116)`
RGB percent	`rgb(39.2%, 49%, 45.5%)`
HSL	`hsl(158, 11%, 44%)`
HSV / HSB	`hsv(158, 20%, 49%)`
CMYK	`cmyk(20%, 0%, 7%, 51%)`
CIE LAB	`lab(50.26, -11.03, 1.92)`
CIE LCH	`lch(50.26, 11.19, 170.13)`
CIE XYZ	`xyz(15.741, 18.637, 19.288)`
Decimal	`6585716`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #647D74, 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 #647D74	Ratio	AA	AAA	AA large
Sample text	4.73:1	Pass	Fail	Pass
Sample text	4.44:1	Fail	Fail	Pass

#647D74 as text on	Ratio	AA	AAA	AA large
Sample text	4.44:1	Fail	Fail	Pass
Sample text	4.73:1	Pass	Fail	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 #647D74 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #647d74; }
.text { color: #647d74; }
.border { border: 2px solid #647d74; }
.transparent { background-color: rgb(100 125 116 / 50%); }
.gradient { background: linear-gradient(to right, #647d74, #647a7d); }

Background

Text color

Border

Similar colors

Questions

What color is #647D74?: #647D74 is a grayish spring green, closest to the named color Underwater World. It belongs to the gray family of colors.
What is the RGB value of #647D74?: The RGB value is 100, 125, 116: 100 red, 125 green and 116 blue on a 0 to 255 scale.
What is the complementary color of #647D74?: The complementary color is #7D646D, found by rotating the hue 180° on the color wheel.
Is black or white text better on #647D74?: Black text. Black text has a contrast ratio of 4.73:1 and white text 4.44:1. WCAG asks for at least 4.5:1 for normal text.