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Colour

#363F54

  • #363F54
  • Blue
  • Dark
  • Nearest: Dark slate grey

#363F54 is a blue with RGB values 54, 63, 84 and HSL 222°, 22%, 27%. It is a dark colour, so white text on it reaches 10.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#363F54#363F54
HEX#363F54
RGBrgb(54, 63, 84)
RGB (0–1)0.2118, 0.2471, 0.3294
RGB percentages21.2%, 24.7%, 32.9%
HSLhsl(222, 21.7%, 27.1%)
HSV / HSBhsv(222, 35.7%, 32.9%)
CMYK35.7%, 25%, 0%, 67.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,555,156
CSS custom property--colour: #363F54;

Brightness & contrast

Relative luminance0.04979WCAG 2.x, 0 is black and 1 is white
Perceived brightness63.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.52:1
Contrast with white10.52:1WCAG normal text: AAA
Contrast with black2:1WCAG normal text: Fail
Greyscale equivalent#3F3F3F
Inverted#C9C0AB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#384155no red cones; affects about 1% of men; ΔE 1.1 from the original
Deuteranopia#353E54no green cones; the most common form, about 1% of men; ΔE 0.8 from the original
Tritanopia#2D4346no blue cones; rare, and affects men and women equally; ΔE 13.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.52:1WCAG large text: AAA
Contrast with black, large text2:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 17.7Dim grey · ΔE 22.6Slate grey · ΔE 26.7Light slate grey · ΔE 29.7Black · ΔE 30.1Gray · ΔE 30.3
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 17.74, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#544B36
Analogous#364E54, #3C3654
Triadic#54363F, #3F5436
Split complementary#543C36, #4E5436
Tetradic#54364E, #544B36, #36543C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#99A4BD
Lighter +30%#7A88A9
Lighter +20%#5E6E92
Lighter +10%#4A5673
Darker −10%#222835
Darker −20%#0E1016
Darker −30%#000000
Darker −40%#000000
More saturated +25%#253865
Less saturated −25%#454545

Channel breakdown

R54
G63
B84
Red54 (21.2%)
Green63 (24.7%)
Blue84 (32.9%)
Hue222°
Saturation (HSL)21.74%
Lightness27.06%
Dominant channelBlue
Hex per channelR 36 · G 3F · B 54

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Every value on this page was computed from “363f54” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.