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Colour

#353FBC

  • #353FBC
  • Blue
  • Dark
  • Nearest: Slate blue

#353FBC is a blue with RGB values 53, 63, 188 and HSL 236°, 56%, 47%. It is a dark colour, so white text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#353FBC#353FBC
HEX#353FBC
RGBrgb(53, 63, 188)
RGB (0–1)0.2078, 0.2471, 0.7373
RGB percentages20.8%, 24.7%, 73.7%
HSLhsl(235.6, 56%, 47.3%)
HSV / HSBhsv(235.6, 71.8%, 73.7%)
CMYK71.8%, 66.5%, 0%, 26.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,489,724
CSS custom property--colour: #353FBC;

Brightness & contrast

Relative luminance0.07943WCAG 2.x, 0 is black and 1 is white
Perceived brightness84.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.11:1
Contrast with white8.11:1WCAG normal text: AAA
Contrast with black2.59:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#CAC043

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0056C0no red cones; affects about 1% of men; ΔE 18.6 from the original
Deuteranopia#0049BAno green cones; the most common form, about 1% of men; ΔE 11.1 from the original
Tritanopia#006078no blue cones; rare, and affects men and women equally; ΔE 70.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.11:1WCAG large text: AAA
Contrast with black, large text2.59:1WCAG large text: Fail

Named colours

Slate blue · ΔE 14.7Royal blue · ΔE 18.4Medium slateblue · ΔE 18.6Rebecca purple · ΔE 20.2Dark blue · ΔE 22.8Navy · ΔE 23
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 14.7, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BCB235
Analogous#3583BC, #6E35BC
Triadic#BC353F, #3FBC35
Split complementary#BC6E35, #83BC35
Tetradic#BC3583, #BCB235, #35BC6E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CCCFF1
Lighter +30%#A5A9E5
Lighter +20%#7D84DA
Lighter +10%#555ECF
Darker −10%#2A3294
Darker −20%#1F246C
Darker −30%#131745
Darker −40%#080A1D
More saturated +25%#1725DA
Less saturated −25%#53599E

Channel breakdown

R53
G63
B188
Red53 (20.8%)
Green63 (24.7%)
Blue188 (73.7%)
Hue235.56°
Saturation (HSL)56.02%
Lightness47.25%
Dominant channelBlue
Hex per channelR 35 · G 3F · B BC

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Every value on this page was computed from “353fbc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.