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Recognised as Colour

#3559FD

  • #3559FD
  • Blue
  • Dark
  • Nearest: Medium slateblue

#3559FD is a blue with RGB values 53, 89, 253 and HSL 229°, 98%, 60%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#3559FD#3559FD
HEX#3559FD
RGBrgb(53, 89, 253)
RGB (0–1)0.2078, 0.349, 0.9922
RGB percentages20.8%, 34.9%, 99.2%
HSLhsl(229.2, 98%, 60%)
HSV / HSBhsv(229.2, 79.1%, 99.2%)
CMYK79.1%, 64.8%, 0%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,496,445
CSS custom property--colour: #3559FD;

Brightness & contrast

Relative luminance0.14993WCAG 2.x, 0 is black and 1 is white
Perceived brightness113.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.25:1
Contrast with white5.25:1WCAG normal text: AA
Contrast with black4:1WCAG normal text: Fail
Greyscale equivalent#5D5D5D
Inverted#CAA602

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0076FFno red cones; affects about 1% of men; ΔE 22.8 from the original
Deuteranopia#0063FAno green cones; the most common form, about 1% of men; ΔE 10.4 from the original
Tritanopia#0085A3no blue cones; rare, and affects men and women equally; ΔE 88.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.25:1WCAG large text: AAA
Contrast with black, large text4:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 20.6Royal blue · ΔE 26.9Blue violet · ΔE 27Slate blue · ΔE 28.3Medium blue · ΔE 31.2Dark orchid · ΔE 31.9
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 20.64, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FDD935
Analogous#35BDFD, #7535FD
Triadic#FD3559, #59FD35
Split complementary#FD7535, #BDFD35
Tetradic#FD35BD, #FDD935, #35FD75

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#CDD5FF
Lighter +20%#9AACFE
Lighter +10%#6782FE
Darker −10%#032FFD
Darker −20%#0226CA
Darker −30%#021C97
Darker −40%#011365
More saturated +25%#3358FF
Less saturated −25%#4E69E3

Channel breakdown

R53
G89
B253
Red53 (20.8%)
Green89 (34.9%)
Blue253 (99.2%)
Hue229.2°
Saturation (HSL)98.04%
Lightness60%
Dominant channelBlue
Hex per channelR 35 · G 59 · B FD

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Every value on this page was computed from “3559fd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.