Recognised as Colour
#427B80
- #427B80
- Cyan
- Dark
- Nearest: Teal
#427B80 is a cyan with RGB values 66, 123, 128 and HSL 185°, 32%, 38%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Teal.
Colour values
#427B80#427B80
HEX#427B80
RGBrgb(66, 123, 128)
RGB (0–1)0.2588, 0.4824, 0.502
RGB percentages25.9%, 48.2%, 50.2%
HSLhsl(184.8, 32%, 38%)
HSV / HSBhsv(184.8, 48.4%, 50.2%)
CMYK48.4%, 3.9%, 0%, 49.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,356,992
CSS custom property--colour: #427B80;
Brightness & contrast
Relative luminance0.16883WCAG 2.x, 0 is black and 1 is white
Perceived brightness109.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.8:1
Contrast with white4.8:1WCAG normal text: AA
Contrast with black4.38:1WCAG normal text: Fail
Greyscale equivalent#6F6F6F
Inverted#BD847F
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.8:1WCAG large text: AAA
Contrast with black, large text4.38:1WCAG large text: AA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#804742
Analogous#428066, #425C80
Triadic#80427B, #7B8042
Split complementary#80425C, #806642
Tetradic#664280, #804742, #5C8042
Tints, shades & saturation
Channel breakdown
R66
G123
B128
Red66 (25.9%)
Green123 (48.2%)
Blue128 (50.2%)
Hue184.84°
Saturation (HSL)31.96%
Lightness38.04%
Dominant channelBlue
Hex per channelR 42 · G 7B · B 80
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