#665D33
Approximate name: Dark Olive Green
Technical formats
Color-space values for scientific work and cross-device comparison.
Practical formats
Ready to paste into CSS, Tailwind, iOS, Android, Flutter, and more.
Color analysis
Objective metrics: luminance, hue, saturation, temperature, and contrast.
Nearest name
DarkOliveGreen
Relative luminance
0.109
Hue H
49°
Saturation S
33%
Lightness L
30%
Value V
40%
Temperature
Warm
Brightness
Dark
Chroma
Muted
Hue family
Yellow
Contrast on white: 6.61:1 (AA body Pass / AAA Fail)
Contrast on black: 3.18:1 (AA body Fail / AAA Fail)
Open full contrast tool →Color blindness simulator
Approximate appearance under common color-vision deficiencies (matrix simulation).
Normal vision
#665d33
Protanopia
#62623d
Deuteranopia
#636340
Tritanopia
#664547
Achromatopsia
#5b5b5b
Creative pairings
Hue-wheel harmonies and 10% shade/tint steps — not AI-generated copy.