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Recognised as Colour

#36454D

  • #36454D
  • Blue
  • Dark
  • Nearest: Dark slate grey

#36454D is a blue with RGB values 54, 69, 77 and HSL 201°, 18%, 26%. It is a dark colour, so white text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#36454D#36454D
HEX#36454D
RGBrgb(54, 69, 77)
RGB (0–1)0.2118, 0.2706, 0.302
RGB percentages21.2%, 27.1%, 30.2%
HSLhsl(200.9, 17.6%, 25.7%)
HSV / HSBhsv(200.9, 29.9%, 30.2%)
CMYK29.9%, 10.4%, 0%, 69.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,556,685
CSS custom property--colour: #36454D;

Brightness & contrast

Relative luminance0.05576WCAG 2.x, 0 is black and 1 is white
Perceived brightness65.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.93:1
Contrast with white9.93:1WCAG normal text: AAA
Contrast with black2.12:1WCAG normal text: Fail
Greyscale equivalent#424242
Inverted#C9BAB2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#41444Dno red cones; affects about 1% of men; ΔE 4.9 from the original
Deuteranopia#3E424Dno green cones; the most common form, about 1% of men; ΔE 4.9 from the original
Tritanopia#2F4747no blue cones; rare, and affects men and women equally; ΔE 6.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.93:1WCAG large text: AAA
Contrast with black, large text2.12:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 9Dim grey · ΔE 17.9Slate grey · ΔE 24.9Gray · ΔE 26.4Light slate grey · ΔE 28Black · ΔE 29.4
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 8.97, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4D3E36
Analogous#364D49, #363A4D
Triadic#4D3645, #454D36
Split complementary#4D363A, #4D4A36
Tetradic#49364D, #4D3E36, #394D36

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#98ACB7
Lighter +30%#7A94A2
Lighter +20%#607B89
Lighter +10%#4B606B
Darker −10%#212A2F
Darker −20%#0C0F11
Darker −30%#000000
Darker −40%#000000
More saturated +25%#264A5D
Less saturated −25%#424242

Channel breakdown

R54
G69
B77
Red54 (21.2%)
Green69 (27.1%)
Blue77 (30.2%)
Hue200.87°
Saturation (HSL)17.56%
Lightness25.69%
Dominant channelBlue
Hex per channelR 36 · G 45 · B 4D

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Every value on this page was computed from “36454d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.