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Recognised as Colour

#5164BF

  • #5164BF
  • Blue
  • Dark
  • Nearest: Royal blue

#5164BF is a blue with RGB values 81, 100, 191 and HSL 230°, 46%, 53%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#5164BF#5164BF
HEX#5164BF
RGBrgb(81, 100, 191)
RGB (0–1)0.3176, 0.3922, 0.749
RGB percentages31.8%, 39.2%, 74.9%
HSLhsl(229.6, 46.2%, 53.3%)
HSV / HSBhsv(229.6, 57.6%, 74.9%)
CMYK57.6%, 47.6%, 0%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,334,207
CSS custom property--colour: #5164BF;

Brightness & contrast

Relative luminance0.14625WCAG 2.x, 0 is black and 1 is white
Perceived brightness109.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.35:1
Contrast with white5.35:1WCAG normal text: AA
Contrast with black3.93:1WCAG normal text: Fail
Greyscale equivalent#676767
Inverted#AE9B40

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3870C2no red cones; affects about 1% of men; ΔE 11.3 from the original
Deuteranopia#2866BDno green cones; the most common form, about 1% of men; ΔE 8.7 from the original
Tritanopia#017888no blue cones; rare, and affects men and women equally; ΔE 53.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.35:1WCAG large text: AAA
Contrast with black, large text3.93:1WCAG large text: AA

Named colours

Royal blue · ΔE 16.5Dark slateblue · ΔE 17.4Slate blue · ΔE 17.6Medium purple · ΔE 19.3Cornflower blue · ΔE 20Dodgerblue · ΔE 22
Nearest named CSS colourRoyal blue (#4169E1)ΔE 16.51, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BFAC51
Analogous#519BBF, #7551BF
Triadic#BF5164, #64BF51
Split complementary#BF7551, #9BBF51
Tetradic#BF519B, #BFAC51, #51BF75

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E6E9F6
Lighter +30%#C1C8E8
Lighter +20%#9CA6DA
Lighter +10%#7685CD
Darker −10%#3B4DA2
Darker −20%#2E3B7C
Darker −30%#202A57
Darker −40%#121832
More saturated +25%#3351DD
Less saturated −25%#6F77A1

Channel breakdown

R81
G100
B191
Red81 (31.8%)
Green100 (39.2%)
Blue191 (74.9%)
Hue229.64°
Saturation (HSL)46.22%
Lightness53.33%
Dominant channelBlue
Hex per channelR 51 · G 64 · B BF

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Every value on this page was computed from “5164bf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.