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Colour

#87A4E8

  • #87A4E8
  • Blue
  • Dark
  • Nearest: Cornflower blue

#87A4E8 is a blue with RGB values 135, 164, 232 and HSL 222°, 68%, 72%. It is a dark colour, so black text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#87A4E8#87A4E8
HEX#87A4E8
RGBrgb(135, 164, 232)
RGB (0–1)0.5294, 0.6431, 0.9098
RGB percentages52.9%, 64.3%, 91%
HSLhsl(222.1, 67.8%, 72%)
HSV / HSBhsv(222.1, 41.8%, 91%)
CMYK41.8%, 29.3%, 0%, 9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,889,576
CSS custom property--colour: #87A4E8;

Brightness & contrast

Relative luminance0.37528WCAG 2.x, 0 is black and 1 is white
Perceived brightness165.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.51:1
Contrast with white2.47:1WCAG normal text: Fail
Contrast with black8.51:1WCAG normal text: AAA
Greyscale equivalent#A3A3A3
Inverted#785B17

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8CAAEBno red cones; affects about 1% of men; ΔE 2.8 from the original
Deuteranopia#82A1E6no green cones; the most common form, about 1% of men; ΔE 1.4 from the original
Tritanopia#65B2BCno blue cones; rare, and affects men and women equally; ΔE 37.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.47:1WCAG large text: Fail
Contrast with black, large text8.51:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 13.4Steel blue · ΔE 19.6Light skyblue · ΔE 23.4Deep skyblue · ΔE 25.8Light steelblue · ΔE 26.1Dodgerblue · ΔE 27.4
Nearest named CSS colourCornflower blue (#6495ED)ΔE 13.4, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E8CB87
Analogous#87D4E8, #9A87E8
Triadic#E887A4, #A4E887
Split complementary#E89B87, #D4E887
Tetradic#E887D4, #E8CB87, #87E89A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#DDE5F8
Lighter +10%#B2C4F0
Darker −10%#5C84E0
Darker −20%#3163D8
Darker −30%#224EB4
Darker −40%#1A3B89
More saturated +25%#759DFA
Less saturated −25%#99ABD6

Channel breakdown

R135
G164
B232
Red135 (52.9%)
Green164 (64.3%)
Blue232 (91%)
Hue222.06°
Saturation (HSL)67.83%
Lightness71.96%
Dominant channelBlue
Hex per channelR 87 · G A4 · B E8

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Every value on this page was computed from “87a4e8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.