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Recognised as Colour

#5665CF

  • #5665CF
  • Blue
  • Dark
  • Nearest: Royal blue

#5665CF is a blue with RGB values 86, 101, 207 and HSL 233°, 56%, 57%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#5665CF#5665CF
HEX#5665CF
RGBrgb(86, 101, 207)
RGB (0–1)0.3373, 0.3961, 0.8118
RGB percentages33.7%, 39.6%, 81.2%
HSLhsl(232.6, 55.8%, 57.5%)
HSV / HSBhsv(232.6, 58.5%, 81.2%)
CMYK58.5%, 51.2%, 0%, 18.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,662,159
CSS custom property--colour: #5665CF;

Brightness & contrast

Relative luminance0.15791WCAG 2.x, 0 is black and 1 is white
Perceived brightness114.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.05:1
Contrast with white5.05:1WCAG normal text: AA
Contrast with black4.16:1WCAG normal text: Fail
Greyscale equivalent#696969
Inverted#A99A30

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2A74D3no red cones; affects about 1% of men; ΔE 14.7 from the original
Deuteranopia#0D6ACDno green cones; the most common form, about 1% of men; ΔE 12.5 from the original
Tritanopia#007D90no blue cones; rare, and affects men and women equally; ΔE 61.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.05:1WCAG large text: AAA
Contrast with black, large text4.16:1WCAG large text: AA

Named colours

Royal blue · ΔE 8.5Slate blue · ΔE 10.3Medium purple · ΔE 15.2Medium slateblue · ΔE 18.3Dodgerblue · ΔE 21.4Dark slateblue · ΔE 21.6
Nearest named CSS colourRoyal blue (#4169E1)ΔE 8.55, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CFC056
Analogous#56A1CF, #8456CF
Triadic#CF5665, #65CF56
Split complementary#CF8456, #A1CF56
Tetradic#CF56A1, #CFC056, #56CF84

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F5F6FC
Lighter +30%#CDD2F1
Lighter +20%#A5ADE6
Lighter +10%#7E89DA
Darker −10%#3646BC
Darker −20%#2A3795
Darker −30%#1F296D
Darker −40%#141A45
More saturated +25%#3B51EA
Less saturated −25%#7179B4

Channel breakdown

R86
G101
B207
Red86 (33.7%)
Green101 (39.6%)
Blue207 (81.2%)
Hue232.56°
Saturation (HSL)55.76%
Lightness57.45%
Dominant channelBlue
Hex per channelR 56 · G 65 · B CF

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Every value on this page was computed from “5665cf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.