Recognised as Colour
#218FA2
- #218FA2
- Cyan
- Dark
- Nearest: Dark cyan
#218FA2 is a cyan with RGB values 33, 143, 162 and HSL 189°, 66%, 38%. It is a dark colour, so black text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Dark cyan.
Colour values
#218FA2#218FA2
HEX#218FA2
RGBrgb(33, 143, 162)
RGB (0–1)0.1294, 0.5608, 0.6353
RGB percentages12.9%, 56.1%, 63.5%
HSLhsl(188.8, 66.2%, 38.2%)
HSV / HSBhsv(188.8, 79.6%, 63.5%)
CMYK79.6%, 11.7%, 0%, 36.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,199,458
CSS custom property--colour: #218FA2;
Brightness & contrast
Relative luminance0.22577WCAG 2.x, 0 is black and 1 is white
Perceived brightness123.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.52:1
Contrast with white3.81:1WCAG normal text: Fail
Contrast with black5.52:1WCAG normal text: AA
Greyscale equivalent#797979
Inverted#DE705D
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.81:1WCAG large text: AA
Contrast with black, large text5.52:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#A23421
Analogous#21A275, #214EA2
Triadic#A2218F, #8FA221
Split complementary#A2214E, #A27421
Tetradic#7521A2, #A23421, #4FA221
Tints, shades & saturation
Channel breakdown
R33
G143
B162
Red33 (12.9%)
Green143 (56.1%)
Blue162 (63.5%)
Hue188.84°
Saturation (HSL)66.15%
Lightness38.24%
Dominant channelBlue
Hex per channelR 21 · G 8F · B A2
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