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Recognised as Colour

#363D4E

  • #363D4E
  • Blue
  • Dark
  • Nearest: Dark slate grey

#363D4E is a blue with RGB values 54, 61, 78 and HSL 222°, 18%, 26%. It is a dark colour, so white text on it reaches 10.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#363D4E#363D4E
HEX#363D4E
RGBrgb(54, 61, 78)
RGB (0–1)0.2118, 0.2392, 0.3059
RGB percentages21.2%, 23.9%, 30.6%
HSLhsl(222.5, 18.2%, 25.9%)
HSV / HSBhsv(222.5, 30.8%, 30.6%)
CMYK30.8%, 21.8%, 0%, 69.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,554,638
CSS custom property--colour: #363D4E;

Brightness & contrast

Relative luminance0.04672WCAG 2.x, 0 is black and 1 is white
Perceived brightness61.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.86:1
Contrast with white10.86:1WCAG normal text: AAA
Contrast with black1.93:1WCAG normal text: Fail
Greyscale equivalent#3D3D3D
Inverted#C9C2B1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#383E4Fno red cones; affects about 1% of men; ΔE 0.6 from the original
Deuteranopia#363C4Eno green cones; the most common form, about 1% of men; ΔE 0.9 from the original
Tritanopia#304043no blue cones; rare, and affects men and women equally; ΔE 10.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.86:1WCAG large text: AAA
Contrast with black, large text1.93:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 16.3Dim grey · ΔE 21.8Slate grey · ΔE 27.3Black · ΔE 28.2Gray · ΔE 30.1Light slate grey · ΔE 30.4
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 16.32, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4E4736
Analogous#36494E, #3B364E
Triadic#4E363D, #3D4E36
Split complementary#4E3B36, #494E36
Tetradic#4E3649, #4E4736, #364E3B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#98A1B8
Lighter +30%#7A86A3
Lighter +20%#606C8A
Lighter +10%#4B556C
Darker −10%#212530
Darker −20%#0C0E12
Darker −30%#000000
Darker −40%#000000
More saturated +25%#26365F
Less saturated −25%#424242

Channel breakdown

R54
G61
B78
Red54 (21.2%)
Green61 (23.9%)
Blue78 (30.6%)
Hue222.5°
Saturation (HSL)18.18%
Lightness25.88%
Dominant channelBlue
Hex per channelR 36 · G 3D · B 4E

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Every value on this page was computed from “363d4e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.