Ancient Oak color: hex code #665B4E

#665B4E rgb(102, 91, 78)
Shades of gray

Ancient Oak has the hex code #665B4E. It is a dark, grayish orange.

In the RGB color model it is made of 40% red, 35.7% green and 30.6% blue (102, 91, 78).

Its hue angle is 32°, with 13% saturation and 35% lightness. For print, the CMYK equivalent is 0% cyan, 11% magenta, 24% yellow and 60% black.

White text is the more readable choice on this background (contrast 6.62:1).

Ancient Oak (#665B4E) color codes

HEX#665B4E
RGBrgb(102, 91, 78)
RGB percentrgb(40%, 35.7%, 30.6%)
HSLhsl(32, 13%, 35%)
HSV / HSBhsv(32, 24%, 40%)
CMYKcmyk(0%, 11%, 24%, 60%)
CIE LABlab(39.34, 2.11, 9.13)
CIE LCHlch(39.34, 9.37, 76.98)
CIE XYZxyz(10.596, 10.857, 8.744)
Decimal6708046
Short hexNone (no 3-digit form)

Color harmonies

Colors that go with Ancient Oak, 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 #665B4ERatioAAAAAAA large
Sample text3.17:1FailFailPass
Sample text6.62:1PassFailPass
#665B4E as text onRatioAAAAAAA large
Sample text6.62:1PassFailPass
Sample text3.17:1FailFailPass

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 #665B4E looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #665b4e; }
.text { color: #665b4e; }
.border { border: 2px solid #665b4e; }
.transparent { background-color: rgb(102 91 78 / 50%); }
.gradient { background: linear-gradient(to right, #665b4e, #65664e); }
Background
Text color
Border

Similar colors

Closest common color name: Umber.

See #665B4E on its hex code page

Questions

What color is #665B4E?
#665B4E is a dark, grayish orange known as Ancient Oak. It belongs to the gray family of colors.
What is the RGB value of Ancient Oak?
The RGB value is 102, 91, 78: 102 red, 91 green and 78 blue on a 0 to 255 scale.
What is the complementary color of Ancient Oak?
The complementary color is #4E5966, found by rotating the hue 180° on the color wheel.
Is black or white text better on #665B4E?
White text. Black text has a contrast ratio of 3.17:1 and white text 6.62:1. WCAG asks for at least 4.5:1 for normal text.