Nerdulator> put something in

Recognised as Colour

#47BBDA

  • #47BBDA
  • Cyan
  • Dark
  • Nearest: Sky blue

#47BBDA is a cyan with RGB values 71, 187, 218 and HSL 193°, 67%, 57%. It is a dark colour, so black text on it reaches 9.4:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#47BBDA#47BBDA
HEX#47BBDA
RGBrgb(71, 187, 218)
RGB (0–1)0.2784, 0.7333, 0.8549
RGB percentages27.8%, 73.3%, 85.5%
HSLhsl(192.7, 66.5%, 56.7%)
HSV / HSBhsv(192.7, 67.4%, 85.5%)
CMYK67.4%, 14.2%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,701,146
CSS custom property--colour: #47BBDA;

Brightness & contrast

Relative luminance0.41942WCAG 2.x, 0 is black and 1 is white
Perceived brightness165.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.39:1
Contrast with white2.24:1WCAG normal text: Fail
Contrast with black9.39:1WCAG normal text: AAA
Greyscale equivalent#A5A5A5
Inverted#B84425

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A8B6DCno red cones; affects about 1% of men; ΔE 26.7 from the original
Deuteranopia#93A7DAno green cones; the most common form, about 1% of men; ΔE 28 from the original
Tritanopia#00C5C5no blue cones; rare, and affects men and women equally; ΔE 21.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.24:1WCAG large text: Fail
Contrast with black, large text9.39:1WCAG large text: AAA

Named colours

Sky blue · ΔE 12.1Light skyblue · ΔE 15.3Deep skyblue · ΔE 18.3Cadetblue · ΔE 20.4Dark turquoise · ΔE 21.3Light blue · ΔE 22.2
Nearest named CSS colourSky blue (#87CEEB)ΔE 12.15, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DA6647
Analogous#47DAAF, #4772DA
Triadic#DA47BB, #BBDA47
Split complementary#DA4772, #DAAF47
Tetradic#AF47DA, #DA6647, #72DA47

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F1FAFC
Lighter +30%#C6EAF4
Lighter +20%#9CDAEB
Lighter +10%#71CBE3
Darker −10%#28A5C6
Darker −20%#1F819C
Darker −30%#175E71
Darker −40%#0E3B47
More saturated +25%#2BCBF6
Less saturated −25%#63ABBE

Channel breakdown

R71
G187
B218
Red71 (27.8%)
Green187 (73.3%)
Blue218 (85.5%)
Hue192.65°
Saturation (HSL)66.52%
Lightness56.67%
Dominant channelBlue
Hex per channelR 47 · G BB · B DA

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “47bbda” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.