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Recognised as Colour

#359FFF

  • #359FFF
  • Blue
  • Dark
  • Nearest: Cornflower blue

#359FFF is a blue with RGB values 53, 159, 255 and HSL 209°, 100%, 60%. It is a dark colour, so black text on it reaches 7.6:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#359FFF#359FFF
HEX#359FFF
RGBrgb(53, 159, 255)
RGB (0–1)0.2078, 0.6235, 1
RGB percentages20.8%, 62.4%, 100%
HSLhsl(208.5, 100%, 60.4%)
HSV / HSBhsv(208.5, 79.2%, 100%)
CMYK79.2%, 37.6%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,514,367
CSS custom property--colour: #359FFF;

Brightness & contrast

Relative luminance0.32773WCAG 2.x, 0 is black and 1 is white
Perceived brightness152 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.55:1
Contrast with white2.78:1WCAG normal text: Fail
Contrast with black7.55:1WCAG normal text: AAA
Greyscale equivalent#8F8F8F
Inverted#CA6000

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#71A5FFno red cones; affects about 1% of men; ΔE 9.1 from the original
Deuteranopia#5293FDno green cones; the most common form, about 1% of men; ΔE 10.7 from the original
Tritanopia#00B6C3no blue cones; rare, and affects men and women equally; ΔE 52.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.78:1WCAG large text: Fail
Contrast with black, large text7.55:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 9.6Dodgerblue · ΔE 11.3Deep skyblue · ΔE 26Steel blue · ΔE 27.3Royal blue · ΔE 29.9Light skyblue · ΔE 34.5
Nearest named CSS colourCornflower blue (#6495ED)ΔE 9.6, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF9535
Analogous#35FFFA, #353AFF
Triadic#FF359F, #9FFF35
Split complementary#FF353A, #FFFA35
Tetradic#FA35FF, #FF9535, #3AFF35

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#CEE8FF
Lighter +20%#9BCFFF
Lighter +10%#68B7FF
Darker −10%#0287FF
Darker −20%#006CCE
Darker −30%#00519B
Darker −40%#003768
More saturated +25%#359FFF
Less saturated −25%#4E9EE6

Channel breakdown

R53
G159
B255
Red53 (20.8%)
Green159 (62.4%)
Blue255 (100%)
Hue208.51°
Saturation (HSL)100%
Lightness60.39%
Dominant channelBlue
Hex per channelR 35 · G 9F · B FF

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Every value on this page was computed from “359fff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.