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Colour

#87A1E1

  • #87A1E1
  • Blue
  • Dark
  • Nearest: Cornflower blue

#87A1E1 is a blue with RGB values 135, 161, 225 and HSL 223°, 60%, 71%. It is a dark colour, so black text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#87A1E1#87A1E1
HEX#87A1E1
RGBrgb(135, 161, 225)
RGB (0–1)0.5294, 0.6314, 0.8824
RGB percentages52.9%, 63.1%, 88.2%
HSLhsl(222.7, 60%, 70.6%)
HSV / HSBhsv(222.7, 40%, 88.2%)
CMYK40%, 28.4%, 0%, 11.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,888,801
CSS custom property--colour: #87A1E1;

Brightness & contrast

Relative luminance0.36077WCAG 2.x, 0 is black and 1 is white
Perceived brightness162.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.22:1
Contrast with white2.56:1WCAG normal text: Fail
Contrast with black8.22:1WCAG normal text: AAA
Greyscale equivalent#A0A0A0
Inverted#785E1E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8BA6E4no red cones; affects about 1% of men; ΔE 2.2 from the original
Deuteranopia#829EE0no green cones; the most common form, about 1% of men; ΔE 1.7 from the original
Tritanopia#69AEB7no blue cones; rare, and affects men and women equally; ΔE 35.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.56:1WCAG large text: Fail
Contrast with black, large text8.22:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 15Steel blue · ΔE 18.1Light skyblue · ΔE 23.1Light steelblue · ΔE 24.7Deep skyblue · ΔE 26.3Light slate grey · ΔE 27.9
Nearest named CSS colourCornflower blue (#6495ED)ΔE 15, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E1C787
Analogous#87CEE1, #9A87E1
Triadic#E187A1, #A1E187
Split complementary#E19A87, #CEE187
Tetradic#E187CE, #E1C787, #87E19A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#D9E1F5
Lighter +10%#B0C1EB
Darker −10%#5E81D7
Darker −20%#3561CD
Darker −30%#294DA6
Darker −40%#1F3A7D
More saturated +25%#7499F4
Less saturated −25%#9AA9CE

Channel breakdown

R135
G161
B225
Red135 (52.9%)
Green161 (63.1%)
Blue225 (88.2%)
Hue222.67°
Saturation (HSL)60%
Lightness70.59%
Dominant channelBlue
Hex per channelR 87 · G A1 · B E1

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Every value on this page was computed from “87a1e1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.