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Colour

#5563AF

  • #5563AF
  • Blue
  • Dark
  • Nearest: Dark slateblue

#5563AF is a blue with RGB values 85, 99, 175 and HSL 231°, 36%, 51%. It is a dark colour, so white text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Dark slateblue.

Colour values

#5563AF#5563AF
HEX#5563AF
RGBrgb(85, 99, 175)
RGB (0–1)0.3333, 0.3882, 0.6863
RGB percentages33.3%, 38.8%, 68.6%
HSLhsl(230.7, 36%, 51%)
HSV / HSBhsv(230.7, 51.4%, 68.6%)
CMYK51.4%, 43.4%, 0%, 31.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,596,079
CSS custom property--colour: #5563AF;

Brightness & contrast

Relative luminance0.1395WCAG 2.x, 0 is black and 1 is white
Perceived brightness106.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.54:1
Contrast with white5.54:1WCAG normal text: AA
Contrast with black3.79:1WCAG normal text: Fail
Greyscale equivalent#666666
Inverted#AA9C50

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#446CB2no red cones; affects about 1% of men; ΔE 8.5 from the original
Deuteranopia#3B65ADno green cones; the most common form, about 1% of men; ΔE 7.4 from the original
Tritanopia#2E7380no blue cones; rare, and affects men and women equally; ΔE 44.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.54:1WCAG large text: AAA
Contrast with black, large text3.79:1WCAG large text: AA

Named colours

Dark slateblue · ΔE 16.4Cornflower blue · ΔE 20.4Medium purple · ΔE 24.3Steel blue · ΔE 24.3Slate blue · ΔE 25Royal blue · ΔE 25.2
Nearest named CSS colourDark slateblue (#483D8B)ΔE 16.44, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AFA155
Analogous#5590AF, #7455AF
Triadic#AF5563, #63AF55
Split complementary#AF7455, #90AF55
Tetradic#AF5590, #AFA155, #55AF74

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E0E2F0
Lighter +30%#BDC2E0
Lighter +20%#9AA3D0
Lighter +10%#7883BF
Darker −10%#434F8E
Darker −20%#333B6B
Darker −30%#222849
Darker −40%#121526
More saturated +25%#364DCE
Less saturated −25%#747990

Channel breakdown

R85
G99
B175
Red85 (33.3%)
Green99 (38.8%)
Blue175 (68.6%)
Hue230.67°
Saturation (HSL)36%
Lightness50.98%
Dominant channelBlue
Hex per channelR 55 · G 63 · B AF

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Every value on this page was computed from “5563af” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.