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Colour

#0559FF

  • #0559FF
  • Blue
  • Dark
  • Nearest: Medium slateblue

#0559FF is a blue with RGB values 5, 89, 255 and HSL 220°, 100%, 51%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#0559FF#0559FF
HEX#0559FF
RGBrgb(5, 89, 255)
RGB (0–1)0.0196, 0.349, 1
RGB percentages2%, 34.9%, 100%
HSLhsl(219.8, 100%, 51%)
HSV / HSBhsv(219.8, 98%, 100%)
CMYK98%, 65.1%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer350,719
CSS custom property--colour: #0559FF;

Brightness & contrast

Relative luminance0.14397WCAG 2.x, 0 is black and 1 is white
Perceived brightness109.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.41:1
Contrast with white5.41:1WCAG normal text: AA
Contrast with black3.88:1WCAG normal text: Fail
Greyscale equivalent#535353
Inverted#FAA600

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0075FFno red cones; affects about 1% of men; ΔE 22.2 from the original
Deuteranopia#005FFCno green cones; the most common form, about 1% of men; ΔE 6.2 from the original
Tritanopia#0087A4no blue cones; rare, and affects men and women equally; ΔE 89.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.41:1WCAG large text: AAA
Contrast with black, large text3.88:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 23.1Royal blue · ΔE 28Blue violet · ΔE 29.3Slate blue · ΔE 30.3Medium blue · ΔE 31.2Dark orchid · ΔE 34.7
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 23.05, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFAB05
Analogous#05D6FF, #2E05FF
Triadic#FF0559, #59FF05
Split complementary#FF2E05, #D6FF05
Tetradic#FF05D6, #FFAB05, #05FF2E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D1E0FF
Lighter +30%#9EBFFF
Lighter +20%#6B9DFF
Lighter +10%#387BFF
Darker −10%#0046D1
Darker −20%#00359E
Darker −30%#00246B
Darker −40%#001338
More saturated +25%#0559FF
Less saturated −25%#2463E0

Channel breakdown

R5
G89
B255
Red5 (2%)
Green89 (34.9%)
Blue255 (100%)
Hue219.84°
Saturation (HSL)100%
Lightness50.98%
Dominant channelBlue
Hex per channelR 05 · G 59 · B FF

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Every value on this page was computed from “0559ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.