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Colour

#87BBD4

  • #87BBD4
  • Cyan
  • Dark
  • Nearest: Sky blue

#87BBD4 is a cyan with RGB values 135, 187, 212 and HSL 199°, 47%, 68%. It is a dark colour, so black text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#87BBD4#87BBD4
HEX#87BBD4
RGBrgb(135, 187, 212)
RGB (0–1)0.5294, 0.7333, 0.8314
RGB percentages52.9%, 73.3%, 83.1%
HSLhsl(199.5, 47.2%, 68%)
HSV / HSBhsv(199.5, 36.3%, 83.1%)
CMYK36.3%, 11.8%, 0%, 16.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,895,444
CSS custom property--colour: #87BBD4;

Brightness & contrast

Relative luminance0.45445WCAG 2.x, 0 is black and 1 is white
Perceived brightness176.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.09:1
Contrast with white2.08:1WCAG normal text: Fail
Contrast with black10.09:1WCAG normal text: AAA
Greyscale equivalent#B2B2B2
Inverted#78442B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#AEB9D5no red cones; affects about 1% of men; ΔE 13.3 from the original
Deuteranopia#A3B0D4no green cones; the most common form, about 1% of men; ΔE 14.3 from the original
Tritanopia#6BC2C3no blue cones; rare, and affects men and women equally; ΔE 17.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.08:1WCAG large text: Fail
Contrast with black, large text10.09:1WCAG large text: AAA

Named colours

Sky blue · ΔE 7.9Light steelblue · ΔE 11.3Light skyblue · ΔE 12.4Light blue · ΔE 12.5Powder blue · ΔE 16.7Cadetblue · ΔE 18.3
Nearest named CSS colourSky blue (#87CEEB)ΔE 7.95, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D4A087
Analogous#87D4C6, #8795D4
Triadic#D487BB, #BBD487
Split complementary#D48795, #D4C787
Tetradic#C687D4, #D4A087, #94D487

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F8FBFC
Lighter +20%#D2E6EF
Lighter +10%#ADD0E1
Darker −10%#61A6C7
Darker −20%#418FB4
Darker −30%#33718F
Darker −40%#265369
More saturated +25%#73C2E8
Less saturated −25%#9BB4C0

Channel breakdown

R135
G187
B212
Red135 (52.9%)
Green187 (73.3%)
Blue212 (83.1%)
Hue199.48°
Saturation (HSL)47.24%
Lightness68.04%
Dominant channelBlue
Hex per channelR 87 · G BB · B D4

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Every value on this page was computed from “87bbd4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.