What color is #647B61?

#647B61 is a grayish green, closest to the named color Emerald City. It belongs to the green family of colors.

What is the RGB value of #647B61?

The RGB value is 100, 123, 97: 100 red, 123 green and 97 blue on a 0 to 255 scale.

What is the complementary color of #647B61?

The complementary color is #78617B, found by rotating the hue 180° on the color wheel.

Is black or white text better on #647B61?

White text. Black text has a contrast ratio of 4.55:1 and white text 4.62:1. WCAG asks for at least 4.5:1 for normal text.

#647B61 color

#647B61 rgb(100, 123, 97)

Shades of green

The hex color #647B61 is a grayish green.

In the RGB color model it is made of 39.2% red, 48.2% green and 38% blue (100, 123, 97).

Its hue angle is 113°, with 12% saturation and 43% lightness. For print, the CMYK equivalent is 19% cyan, 0% magenta, 21% yellow and 52% black.

The closest named color is Emerald City (#6A7E5F), a difference of 2.4 ΔE, a small difference.

White text is the more readable choice on this background (contrast 4.62:1).

#647B61 color codes

HEX	`#647B61`
RGB	`rgb(100, 123, 97)`
RGB percent	`rgb(39.2%, 48.2%, 38%)`
HSL	`hsl(113, 12%, 43%)`
HSV / HSB	`hsv(113, 21%, 48%)`
CMYK	`cmyk(19%, 0%, 21%, 52%)`
CIE LAB	`lab(49.18, -13.8, 11.51)`
CIE LCH	`lch(49.18, 17.97, 140.17)`
CIE XYZ	`xyz(14.496, 17.738, 13.967)`
Decimal	`6585185`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #647B61, 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 #647B61	Ratio	AA	AAA	AA large
Sample text	4.55:1	Pass	Fail	Pass
Sample text	4.62:1	Pass	Fail	Pass

#647B61 as text on	Ratio	AA	AAA	AA large
Sample text	4.62:1	Pass	Fail	Pass
Sample text	4.55:1	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 #647B61 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #647b61; }
.text { color: #647b61; }
.border { border: 2px solid #647b61; }
.transparent { background-color: rgb(100 123 97 / 50%); }
.gradient { background: linear-gradient(to right, #647b61, #617b6b); }

Background

Text color

Border

Similar colors

Closest common color name: Smoke.

Questions

What color is #647B61?: #647B61 is a grayish green, closest to the named color Emerald City. It belongs to the green family of colors.
What is the RGB value of #647B61?: The RGB value is 100, 123, 97: 100 red, 123 green and 97 blue on a 0 to 255 scale.
What is the complementary color of #647B61?: The complementary color is #78617B, found by rotating the hue 180° on the color wheel.
Is black or white text better on #647B61?: White text. Black text has a contrast ratio of 4.55:1 and white text 4.62:1. WCAG asks for at least 4.5:1 for normal text.