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Recognised as Colour

#88B4DE

  • #88B4DE
  • Blue
  • Dark
  • Nearest: Light skyblue

#88B4DE is a blue with RGB values 136, 180, 222 and HSL 209°, 57%, 70%. It is a dark colour, so black text on it reaches 9.6:1 contrast (AAA for normal text). The nearest named colour is Light skyblue.

Colour values

#88B4DE#88B4DE
HEX#88B4DE
RGBrgb(136, 180, 222)
RGB (0–1)0.5333, 0.7059, 0.8706
RGB percentages53.3%, 70.6%, 87.1%
HSLhsl(209.3, 56.6%, 70.2%)
HSV / HSBhsv(209.3, 38.7%, 87.1%)
CMYK38.7%, 18.9%, 0%, 12.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,959,198
CSS custom property--colour: #88B4DE;

Brightness & contrast

Relative luminance0.43151WCAG 2.x, 0 is black and 1 is white
Perceived brightness173.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.63:1
Contrast with white2.18:1WCAG normal text: Fail
Contrast with black9.63:1WCAG normal text: AAA
Greyscale equivalent#AEAEAE
Inverted#774B21

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A3B5E0no red cones; affects about 1% of men; ΔE 8.1 from the original
Deuteranopia#99ACDDno green cones; the most common form, about 1% of men; ΔE 9 from the original
Tritanopia#6ABEC2no blue cones; rare, and affects men and women equally; ΔE 25.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.18:1WCAG large text: Fail
Contrast with black, large text9.63:1WCAG large text: AAA

Named colours

Light skyblue · ΔE 10.8Light steelblue · ΔE 12.9Sky blue · ΔE 13.8Light blue · ΔE 19.9Steel blue · ΔE 20.2Deep skyblue · ΔE 21.5
Nearest named CSS colourLight skyblue (#87CEFA)ΔE 10.79, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DEB288
Analogous#88DEDD, #8889DE
Triadic#DE88B4, #B4DE88
Split complementary#DE8889, #DEDD88
Tetradic#DD88DE, #DEB288, #89DE88

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#D8E6F4
Lighter +10%#B0CDE9
Darker −10%#609BD3
Darker −20%#3882C8
Darker −30%#2D68A0
Darker −40%#214E79
More saturated +25%#75B4F1
Less saturated −25%#9BB4CB

Channel breakdown

R136
G180
B222
Red136 (53.3%)
Green180 (70.6%)
Blue222 (87.1%)
Hue209.3°
Saturation (HSL)56.58%
Lightness70.2%
Dominant channelBlue
Hex per channelR 88 · G B4 · B DE

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Every value on this page was computed from “88b4de” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.