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Recognised as Colour

#56537D

  • #56537D
  • Blue
  • Dark
  • Nearest: Steel blue

#56537D is a blue with RGB values 86, 83, 125 and HSL 244°, 20%, 41%. It is a dark colour, so white text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#56537D#56537D
HEX#56537D
RGBrgb(86, 83, 125)
RGB (0–1)0.3373, 0.3255, 0.4902
RGB percentages33.7%, 32.5%, 49%
HSLhsl(244.3, 20.2%, 40.8%)
HSV / HSBhsv(244.3, 33.6%, 49%)
CMYK31.2%, 33.6%, 0%, 51%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,657,469
CSS custom property--colour: #56537D;

Brightness & contrast

Relative luminance0.09646WCAG 2.x, 0 is black and 1 is white
Perceived brightness89.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.17:1
Contrast with white7.17:1WCAG normal text: AAA
Contrast with black2.93:1WCAG normal text: Fail
Greyscale equivalent#575757
Inverted#A9AC82

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#47597Fno red cones; affects about 1% of men; ΔE 7.8 from the original
Deuteranopia#46567Cno green cones; the most common form, about 1% of men; ΔE 7.1 from the original
Tritanopia#4D5B62no blue cones; rare, and affects men and women equally; ΔE 23.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.17:1WCAG large text: AAA
Contrast with black, large text2.93:1WCAG large text: Fail

Named colours

Steel blue · ΔE 23.6Slate grey · ΔE 24.4Dark slateblue · ΔE 24.6Light slate grey · ΔE 26.3Dim grey · ΔE 27Gray · ΔE 30.7
Nearest named CSS colourSteel blue (#4682B4)ΔE 23.63, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7A7D53
Analogous#53657D, #6B537D
Triadic#7D5653, #537D56
Split complementary#7D6B53, #657D53
Tetradic#7D5365, #7A7D53, #537D6B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C6C4D8
Lighter +30%#A8A5C4
Lighter +20%#8A87AF
Lighter +10%#6C689B
Darker −10%#413F5E
Darker −20%#2C2A40
Darker −30%#171621
Darker −40%#020202
More saturated +25%#403997
Less saturated −25%#686868

Channel breakdown

R86
G83
B125
Red86 (33.7%)
Green83 (32.5%)
Blue125 (49%)
Hue244.29°
Saturation (HSL)20.19%
Lightness40.78%
Dominant channelBlue
Hex per channelR 56 · G 53 · B 7D

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Every value on this page was computed from “56537d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.