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Recognised as Colour

#45518C

  • #45518C
  • Blue
  • Dark
  • Nearest: Dark slateblue

#45518C is a blue with RGB values 69, 81, 140 and HSL 230°, 34%, 41%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#45518C#45518C
HEX#45518C
RGBrgb(69, 81, 140)
RGB (0–1)0.2706, 0.3176, 0.549
RGB percentages27.1%, 31.8%, 54.9%
HSLhsl(229.9, 34%, 41%)
HSV / HSBhsv(229.9, 50.7%, 54.9%)
CMYK50.7%, 42.1%, 0%, 45.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,542,860
CSS custom property--colour: #45518C;

Brightness & contrast

Relative luminance0.09044WCAG 2.x, 0 is black and 1 is white
Perceived brightness86.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.48:1
Contrast with white7.48:1WCAG normal text: AAA
Contrast with black2.81:1WCAG normal text: Fail
Greyscale equivalent#535353
Inverted#BAAE73

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3A588Eno red cones; affects about 1% of men; ΔE 6.7 from the original
Deuteranopia#33528Bno green cones; the most common form, about 1% of men; ΔE 5.2 from the original
Tritanopia#285D67no blue cones; rare, and affects men and women equally; ΔE 35.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.48:1WCAG large text: AAA
Contrast with black, large text2.81:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 16.4Steel blue · ΔE 23.5Cornflower blue · ΔE 30.1Midnight blue · ΔE 31.7Slate grey · ΔE 32.6Rebecca purple · ΔE 33
Nearest named CSS colourDark slateblue (#483D8B)ΔE 16.36, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8C8045
Analogous#45748C, #5D458C
Triadic#8C4551, #518C45
Split complementary#8C5D45, #748C45
Tetradic#8C4574, #8C8045, #458C5D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BEC4DF
Lighter +30%#9CA4CE
Lighter +20%#7A85BD
Lighter +10%#5866AC
Darker −10%#343D6A
Darker −20%#232948
Darker −30%#121626
Darker −40%#020203
More saturated +25%#2B40A6
Less saturated −25%#5F6272

Channel breakdown

R69
G81
B140
Red69 (27.1%)
Green81 (31.8%)
Blue140 (54.9%)
Hue229.86°
Saturation (HSL)33.97%
Lightness40.98%
Dominant channelBlue
Hex per channelR 45 · G 51 · B 8C

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Every value on this page was computed from “45518c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.