Recognised as Colour
#FF0666
- #FF0666
- Red
- Dark
- Nearest: Crimson
#FF0666 is a red with RGB values 255, 6, 102 and HSL 337°, 100%, 51%. It is a dark colour, so black text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Crimson.
Colour values
#FF0666#FF0666
HEX#FF0666
RGBrgb(255, 6, 102)
RGB (0–1)1, 0.0235, 0.4
RGB percentages100%, 2.4%, 40%
HSLhsl(336.9, 100%, 51.2%)
HSV / HSBhsv(336.9, 97.6%, 100%)
CMYK0%, 97.6%, 60%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,713,318
CSS custom property--colour: #FF0666;
Brightness & contrast
Relative luminance0.2235WCAG 2.x, 0 is black and 1 is white
Perceived brightness143.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.47:1
Contrast with white3.84:1WCAG normal text: Fail
Contrast with black5.47:1WCAG normal text: AA
Greyscale equivalent#424242
Inverted#00F999
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.84:1WCAG large text: AA
Contrast with black, large text5.47:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#06FF9F
Analogous#FF06E3, #FF2206
Triadic#66FF06, #0666FF
Split complementary#06FF23, #06E3FF
Tetradic#E3FF06, #06FF9F, #2206FF
Tints, shades & saturation
Channel breakdown
R255
G6
B102
Red255 (100%)
Green6 (2.4%)
Blue102 (40%)
Hue336.87°
Saturation (HSL)100%
Lightness51.18%
Dominant channelRed
Hex per channelR FF · G 06 · B 66
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