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Recognised as Colour

#A3BCEB

  • #A3BCEB
  • Blue
  • Dark
  • Nearest: Light steelblue

#A3BCEB is a blue with RGB values 163, 188, 235 and HSL 219°, 64%, 78%. It is a dark colour, so black text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#A3BCEB#A3BCEB
HEX#A3BCEB
RGBrgb(163, 188, 235)
RGB (0–1)0.6392, 0.7373, 0.9216
RGB percentages63.9%, 73.7%, 92.2%
HSLhsl(219.2, 64.3%, 78%)
HSV / HSBhsv(219.2, 30.6%, 92.2%)
CMYK30.6%, 20%, 0%, 7.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,730,731
CSS custom property--colour: #A3BCEB;

Brightness & contrast

Relative luminance0.49751WCAG 2.x, 0 is black and 1 is white
Perceived brightness187 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.95:1
Contrast with white1.92:1WCAG normal text: Fail
Contrast with black10.95:1WCAG normal text: AAA
Greyscale equivalent#BABABA
Inverted#5C4314

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#ACBFEDno red cones; affects about 1% of men; ΔE 2.4 from the original
Deuteranopia#A5B8EAno green cones; the most common form, about 1% of men; ΔE 2.8 from the original
Tritanopia#8FC6CCno blue cones; rare, and affects men and women equally; ΔE 25.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.92:1WCAG large text: Fail
Contrast with black, large text10.95:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 11.8Light skyblue · ΔE 13.8Sky blue · ΔE 18Thistle · ΔE 20.6Light blue · ΔE 21.2Lavender · ΔE 23
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 11.76, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EBD2A3
Analogous#A3E0EB, #AEA3EB
Triadic#EBA3BC, #BCEBA3
Split complementary#EBAEA3, #E0EBA3
Tetradic#EBA3E0, #EBD2A3, #A3EBAE

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#F7F9FD
Lighter +10%#CDDBF4
Darker −10%#799DE2
Darker −20%#4F7FD9
Darker −30%#2C62C9
Darker −40%#234E9F
More saturated +25%#95B8F9
Less saturated −25%#B1C0DD

Channel breakdown

R163
G188
B235
Red163 (63.9%)
Green188 (73.7%)
Blue235 (92.2%)
Hue219.17°
Saturation (HSL)64.29%
Lightness78.04%
Dominant channelBlue
Hex per channelR A3 · G BC · B EB

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Every value on this page was computed from “a3bceb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.