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Recognised as Colour

#5567CF

  • #5567CF
  • Blue
  • Dark
  • Nearest: Royal blue

#5567CF is a blue with RGB values 85, 103, 207 and HSL 231°, 56%, 57%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#5567CF#5567CF
HEX#5567CF
RGBrgb(85, 103, 207)
RGB (0–1)0.3333, 0.4039, 0.8118
RGB percentages33.3%, 40.4%, 81.2%
HSLhsl(231.1, 56%, 57.3%)
HSV / HSBhsv(231.1, 58.9%, 81.2%)
CMYK58.9%, 50.2%, 0%, 18.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,597,135
CSS custom property--colour: #5567CF;

Brightness & contrast

Relative luminance0.16137WCAG 2.x, 0 is black and 1 is white
Perceived brightness115.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.97:1
Contrast with white4.97:1WCAG normal text: AA
Contrast with black4.23:1WCAG normal text: Fail
Greyscale equivalent#6B6B6B
Inverted#AA9830

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2F75D3no red cones; affects about 1% of men; ΔE 13.4 from the original
Deuteranopia#166BCDno green cones; the most common form, about 1% of men; ΔE 11.3 from the original
Tritanopia#007F91no blue cones; rare, and affects men and women equally; ΔE 60.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.97:1WCAG large text: AAA
Contrast with black, large text4.23:1WCAG large text: AA

Named colours

Royal blue · ΔE 9.4Slate blue · ΔE 11.8Medium purple · ΔE 15.8Medium slateblue · ΔE 19.7Dodgerblue · ΔE 20.3Dark slateblue · ΔE 21.6
Nearest named CSS colourRoyal blue (#4169E1)ΔE 9.39, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CFBD55
Analogous#55A4CF, #8055CF
Triadic#CF5567, #67CF55
Split complementary#CF8055, #A4CF55
Tetradic#CF55A4, #CFBD55, #55CF80

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F4F5FC
Lighter +30%#CCD2F1
Lighter +20%#A5AEE5
Lighter +10%#7D8BDA
Darker −10%#3549BC
Darker −20%#2A3A94
Darker −30%#1F2A6C
Darker −40%#131B45
More saturated +25%#3A54EA
Less saturated −25%#707AB4

Channel breakdown

R85
G103
B207
Red85 (33.3%)
Green103 (40.4%)
Blue207 (81.2%)
Hue231.15°
Saturation (HSL)55.96%
Lightness57.25%
Dominant channelBlue
Hex per channelR 55 · G 67 · B CF

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Every value on this page was computed from “5567cf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.