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Colour

#87CEFA

  • #87CEFA
  • Blue
  • Light
  • Named: Light skyblue

#87CEFA is the CSS colour blue with RGB values 135, 206, 250 and HSL 203°, 92%, 75%. It is a light colour, so black text on it reaches 12.2:1 contrast (AAA for normal text). The nearest named colour is Light skyblue.

Colour values

#87CEFA#87CEFA
HEX#87CEFA
RGBrgb(135, 206, 250)
RGB (0–1)0.5294, 0.8078, 0.9804
RGB percentages52.9%, 80.8%, 98%
HSLhsl(203, 92%, 75.5%)
HSV / HSBhsv(203, 46%, 98%)
CMYK46%, 17.6%, 0%, 2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,900,346
CSS custom property--colour: #87CEFA;

Brightness & contrast

Relative luminance0.56196WCAG 2.x, 0 is black and 1 is white
Perceived brightness193.6 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.24:1
Contrast with white1.72:1WCAG normal text: Fail
Contrast with black12.24:1WCAG normal text: AAA
Greyscale equivalent#C2C2C2
Inverted#783105

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#BACDFCno red cones; affects about 1% of men; ΔE 15.2 from the original
Deuteranopia#AAC0F9no green cones; the most common form, about 1% of men; ΔE 16.5 from the original
Tritanopia#53D9DCno blue cones; rare, and affects men and women equally; ΔE 29.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.72:1WCAG large text: Fail
Contrast with black, large text12.24:1WCAG large text: AAA

Named colours

Light skyblue · ΔE 0Sky blue · ΔE 8.3Light steelblue · ΔE 16.4Deep skyblue · ΔE 17.2Light blue · ΔE 17.5Powder blue · ΔE 21.7
This is a named CSS colourLight skyblue (#87CEFA)exact match
Hue familyblue
CSS keyword usablelightskyblue

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FAB387
Analogous#87FAED, #8794FA
Triadic#FA87CE, #CEFA87
Split complementary#FA8794, #FAED87
Tetradic#ED87FA, #FAB387, #95FA87

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#E9F6FE
Lighter +10%#B8E2FC
Darker −10%#56BAF8
Darker −20%#25A6F6
Darker −30%#098DDF
Darker −40%#076EAE
More saturated +25%#82CFFF
Less saturated −25%#97CAEA

Channel breakdown

R135
G206
B250
Red135 (52.9%)
Green206 (80.8%)
Blue250 (98%)
Hue202.96°
Saturation (HSL)92%
Lightness75.49%
Dominant channelBlue
Hex per channelR 87 · G CE · B FA

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