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Recognised as Colour

#78D2DC

  • #78D2DC
  • Cyan
  • Light
  • Nearest: Sky blue

#78D2DC is a cyan with RGB values 120, 210, 220 and HSL 186°, 59%, 67%. It is a light colour, so black text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#78D2DC#78D2DC
HEX#78D2DC
RGBrgb(120, 210, 220)
RGB (0–1)0.4706, 0.8235, 0.8627
RGB percentages47.1%, 82.4%, 86.3%
HSLhsl(186, 58.8%, 66.7%)
HSV / HSBhsv(186, 45.5%, 86.3%)
CMYK45.5%, 4.5%, 0%, 13.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,918,300
CSS custom property--colour: #78D2DC;

Brightness & contrast

Relative luminance0.55254WCAG 2.x, 0 is black and 1 is white
Perceived brightness189 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.05:1
Contrast with white1.74:1WCAG normal text: Fail
Contrast with black12.05:1WCAG normal text: AAA
Greyscale equivalent#C0C0C0
Inverted#872D23

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C5CBDDno red cones; affects about 1% of men; ΔE 26.2 from the original
Deuteranopia#B5BFDCno green cones; the most common form, about 1% of men; ΔE 27 from the original
Tritanopia#44D9D5no blue cones; rare, and affects men and women equally; ΔE 15.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.74:1WCAG large text: Fail
Contrast with black, large text12.05:1WCAG large text: AAA

Named colours

Sky blue · ΔE 12.4Powder blue · ΔE 13.5Pale turquoise · ΔE 13.7Medium turquoise · ΔE 14.1Light blue · ΔE 14.4Dark turquoise · ΔE 16.2
Nearest named CSS colourSky blue (#87CEEB)ΔE 12.39, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DC8278
Analogous#78DCB4, #78A0DC
Triadic#DC78D2, #D2DC78
Split complementary#DC78A0, #DCB478
Tetradic#B478DC, #DC8278, #A0DC78

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F2FBFB
Lighter +20%#C9EDF1
Lighter +10%#A1E0E7
Darker −10%#50C5D2
Darker −20%#31AFBD
Darker −30%#268A95
Darker −40%#1C646C
More saturated +25%#63E3F1
Less saturated −25%#8DC1C7

Channel breakdown

R120
G210
B220
Red120 (47.1%)
Green210 (82.4%)
Blue220 (86.3%)
Hue186°
Saturation (HSL)58.82%
Lightness66.67%
Dominant channelBlue
Hex per channelR 78 · G D2 · B DC

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Every value on this page was computed from “78d2dc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.