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Colour

#87D9FF

  • #87D9FF
  • Cyan
  • Light
  • Nearest: Light skyblue

#87D9FF is a cyan with RGB values 135, 217, 255 and HSL 199°, 100%, 76%. It is a light colour, so black text on it reaches 13.4:1 contrast (AAA for normal text). The nearest named colour is Light skyblue.

Colour values

#87D9FF#87D9FF
HEX#87D9FF
RGBrgb(135, 217, 255)
RGB (0–1)0.5294, 0.851, 1
RGB percentages52.9%, 85.1%, 100%
HSLhsl(199, 100%, 76.5%)
HSV / HSBhsv(199, 47.1%, 100%)
CMYK47.1%, 14.9%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,903,167
CSS custom property--colour: #87D9FF;

Brightness & contrast

Relative luminance0.61997WCAG 2.x, 0 is black and 1 is white
Perceived brightness201.3 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.4:1
Contrast with white1.57:1WCAG normal text: Fail
Contrast with black13.4:1WCAG normal text: AAA
Greyscale equivalent#CACACA
Inverted#782600

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C6D6FFno red cones; affects about 1% of men; ΔE 19.1 from the original
Deuteranopia#B4C9FFno green cones; the most common form, about 1% of men; ΔE 20.3 from the original
Tritanopia#4CE4E5no blue cones; rare, and affects men and women equally; ΔE 27.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.57:1WCAG large text: Fail
Contrast with black, large text13.4:1WCAG large text: AAA

Named colours

Light skyblue · ΔE 5.8Sky blue · ΔE 6.2Light blue · ΔE 15.4Light steelblue · ΔE 18.3Powder blue · ΔE 18.6Deep skyblue · ΔE 19.4
Nearest named CSS colourLight skyblue (#87CEFA)ΔE 5.83, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFAD87
Analogous#87FFE9, #879DFF
Triadic#FF87D9, #D9FF87
Split complementary#FF879D, #FFE987
Tetradic#E987FF, #FFAD87, #9DFF87

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#EDF9FF
Lighter +10%#BAE9FF
Darker −10%#54C9FF
Darker −20%#21B9FF
Darker −30%#00A2ED
Darker −40%#007FBA
More saturated +25%#87D9FF
Less saturated −25%#96D3F0

Channel breakdown

R135
G217
B255
Red135 (52.9%)
Green217 (85.1%)
Blue255 (100%)
Hue199°
Saturation (HSL)100%
Lightness76.47%
Dominant channelBlue
Hex per channelR 87 · G D9 · B FF

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Every value on this page was computed from “87d9ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.