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Recognised as Colour

#87ACF8

  • #87ACF8
  • Blue
  • Dark
  • Nearest: Cornflower blue

#87ACF8 is a blue with RGB values 135, 172, 248 and HSL 220°, 89%, 75%. It is a dark colour, so black text on it reaches 9.3:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#87ACF8#87ACF8
HEX#87ACF8
RGBrgb(135, 172, 248)
RGB (0–1)0.5294, 0.6745, 0.9725
RGB percentages52.9%, 67.5%, 97.3%
HSLhsl(220.4, 89%, 75.1%)
HSV / HSBhsv(220.4, 45.6%, 97.3%)
CMYK45.6%, 30.6%, 0%, 2.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,891,640
CSS custom property--colour: #87ACF8;

Brightness & contrast

Relative luminance0.41433WCAG 2.x, 0 is black and 1 is white
Perceived brightness172.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.29:1
Contrast with white2.26:1WCAG normal text: Fail
Contrast with black9.29:1WCAG normal text: AAA
Greyscale equivalent#AAAAAA
Inverted#785307

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#90B2FBno red cones; affects about 1% of men; ΔE 3 from the original
Deuteranopia#84A8F6no green cones; the most common form, about 1% of men; ΔE 1.9 from the original
Tritanopia#5BBCC7no blue cones; rare, and affects men and women equally; ΔE 42.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.26:1WCAG large text: Fail
Contrast with black, large text9.29:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 11.6Steel blue · ΔE 23.3Light skyblue · ΔE 24.2Dodgerblue · ΔE 24.5Deep skyblue · ΔE 24.9Light steelblue · ΔE 28.9
Nearest named CSS colourCornflower blue (#6495ED)ΔE 11.62, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F8D387
Analogous#87E5F8, #9A87F8
Triadic#F887AC, #ACF887
Split complementary#F89A87, #E5F887
Tetradic#F887E5, #F8D387, #87F89A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#E7EFFE
Lighter +10%#B7CDFB
Darker −10%#578BF5
Darker −20%#2769F2
Darker −30%#0D50D9
Darker −40%#0A3EA9
More saturated +25%#80AAFF
Less saturated −25%#97B1E8

Channel breakdown

R135
G172
B248
Red135 (52.9%)
Green172 (67.5%)
Blue248 (97.3%)
Hue220.35°
Saturation (HSL)88.98%
Lightness75.1%
Dominant channelBlue
Hex per channelR 87 · G AC · B F8

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Every value on this page was computed from “87acf8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.