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Recognised as Colour

#354BB5

  • #354BB5
  • Blue
  • Dark
  • Nearest: Slate blue

#354BB5 is a blue with RGB values 53, 75, 181 and HSL 230°, 55%, 46%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#354BB5#354BB5
HEX#354BB5
RGBrgb(53, 75, 181)
RGB (0–1)0.2078, 0.2941, 0.7098
RGB percentages20.8%, 29.4%, 71%
HSLhsl(229.7, 54.7%, 45.9%)
HSV / HSBhsv(229.7, 70.7%, 71%)
CMYK70.7%, 58.6%, 0%, 29%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,492,789
CSS custom property--colour: #354BB5;

Brightness & contrast

Relative luminance0.09125WCAG 2.x, 0 is black and 1 is white
Perceived brightness88.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.43:1
Contrast with white7.43:1WCAG normal text: AAA
Contrast with black2.83:1WCAG normal text: Fail
Greyscale equivalent#4E4E4E
Inverted#CAB44A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005BB9no red cones; affects about 1% of men; ΔE 13.9 from the original
Deuteranopia#004FB3no green cones; the most common form, about 1% of men; ΔE 7.6 from the original
Tritanopia#006578no blue cones; rare, and affects men and women equally; ΔE 61.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.43:1WCAG large text: AAA
Contrast with black, large text2.83:1WCAG large text: Fail

Named colours

Slate blue · ΔE 12.2Royal blue · ΔE 13.4Dark slateblue · ΔE 17.6Rebecca purple · ΔE 19.2Medium slateblue · ΔE 21.7Medium purple · ΔE 22.5
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 12.22, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B59F35
Analogous#358BB5, #5F35B5
Triadic#B5354B, #4BB535
Split complementary#B55F35, #8BB535
Tetradic#B5358B, #B59F35, #35B55F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C7CEEF
Lighter +30%#A0ABE3
Lighter +20%#7889D8
Lighter +10%#5166CC
Darker −10%#293B8E
Darker −20%#1E2A66
Darker −30%#121A3F
Darker −40%#070A17
More saturated +25%#1838D2
Less saturated −25%#525E98

Channel breakdown

R53
G75
B181
Red53 (20.8%)
Green75 (29.4%)
Blue181 (71%)
Hue229.69°
Saturation (HSL)54.7%
Lightness45.88%
Dominant channelBlue
Hex per channelR 35 · G 4B · B B5

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Every value on this page was computed from “354bb5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.