#666600

#666600 is the hex color DarkOliveGreen. Here are its RGB, HSL, HSV, CMYK, and OKLCH values, ready-made shades and palettes, and the text colors that stay readable on it.

This is the nearest named color to #666600; the exact match is none.

Open #666600 in the picker

#666600 color codes

HEX
#666600
HEX8
#666600FF
HEX8 (Android)
#FF666600
RGB
rgb(102, 102, 0)
RGB (%)
40%, 40%, 0%
HSL
hsl(60, 100%, 20%)
HSV / HSB
hsv(60, 100%, 40%)
CMYK
cmyk(0%, 0%, 100%, 60%)
OKLCH
oklch(0.4939 0.1077 109.77)
OKLCH (%)
oklch(49.39% 0.1077 109.77)
Decimal
6710784

What color is #666600?

#666600 sits at 49% lightness and 0.1077 chroma in OKLCH, hue 109.77°. Its nearest named color is DarkOliveGreen.

Shades and tints of #666600

Tints

Shades

Tones

#666600 color harmonies

Complementary

Analogous

Triadic

Split-complementary

Tetradic

Square

Monochromatic

Using #666600 in CSS

.text       { color: #666600; }
.background { background-color: #666600; }
.border     { border: 2px solid #666600; }

/* Modern, perceptually uniform */
.text { color: oklch(0.4939 0.1077 109.77); }

/* #666600 at 50% transparency */
.overlay { background-color: #66660080; }

Is #666600 accessible?

#666600 on white text scores 6.06:1; on black text it scores 3.47:1. White text passes WCAG AA for normal text on #666600. Recommended text color on a #666600 background: white.

A 3.47:1 vs black
A 6.06:1 vs white
  • AA normal ≥ 4.5 Pass
  • AA large ≥ 3 Pass
  • AAA normal ≥ 7 Fail
  • AAA large ≥ 4.5 Pass

Recommended text color: white

CSS contrast-color() contrast-color(#666600) → white
APCA Lc experimental 85.3 Lc · body text (white text)

WCAG 2.1 AA/AAA is the compliance floor; APCA is an optional readability metric.

Related colors

See more in the gold family on the colors hub.

Frequently asked questions

What color is #666600?
#666600 is closest to DarkOliveGreen. In RGB it is rgb(102, 102, 0), and in HSL hsl(60, 100%, 20%).
What is #666600 in RGB?
#666600 converts to rgb(102, 102, 0) — red 102, green 102, blue 0.
What text color is readable on #666600?
White text — it has the higher contrast ratio (6.06:1) against #666600. White text passes WCAG AA for normal text on #666600.
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