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Recognised as Colour

#0510BD

  • #0510BD
  • Blue
  • Dark
  • Nearest: Medium blue

#0510BD is a blue with RGB values 5, 16, 189 and HSL 236°, 95%, 38%. It is a dark colour, so white text on it reaches 11.6:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#0510BD#0510BD
HEX#0510BD
RGBrgb(5, 16, 189)
RGB (0–1)0.0196, 0.0627, 0.7412
RGB percentages2%, 6.3%, 74.1%
HSLhsl(236.4, 94.8%, 38%)
HSV / HSBhsv(236.4, 97.4%, 74.1%)
CMYK97.4%, 91.5%, 0%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer331,965
CSS custom property--colour: #0510BD;

Brightness & contrast

Relative luminance0.04077WCAG 2.x, 0 is black and 1 is white
Perceived brightness65 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.57:1
Contrast with white11.57:1WCAG normal text: AAA
Contrast with black1.82:1WCAG normal text: Fail
Greyscale equivalent#1A1A1A
Inverted#FAEF42

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0042C1no red cones; affects about 1% of men; ΔE 29.7 from the original
Deuteranopia#002FBAno green cones; the most common form, about 1% of men; ΔE 18.4 from the original
Tritanopia#00506Fno blue cones; rare, and affects men and women equally; ΔE 91.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.57:1WCAG large text: AAA
Contrast with black, large text1.82:1WCAG large text: Fail

Named colours

Medium blue · ΔE 11Dark blue · ΔE 19.9Blue violet · ΔE 22.9Navy · ΔE 25Dark violet · ΔE 26.7Dark orchid · ΔE 31.2
Nearest named CSS colourMedium blue (#0000CD)ΔE 10.97, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BDB205
Analogous#056CBD, #5605BD
Triadic#BD0510, #10BD05
Split complementary#BD5605, #6CBD05
Tetradic#BD056C, #BDB205, #05BD56

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9298FC
Lighter +30%#6069FB
Lighter +20%#2F3BF9
Lighter +10%#0614EF
Darker −10%#040C8B
Darker −20%#02085A
Darker −30%#010328
Darker −40%#000000
More saturated +25%#000CC2
Less saturated −25%#1D25A5

Channel breakdown

R5
G16
B189
Red5 (2%)
Green16 (6.3%)
Blue189 (74.1%)
Hue236.41°
Saturation (HSL)94.85%
Lightness38.04%
Dominant channelBlue
Hex per channelR 05 · G 10 · B BD

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Every value on this page was computed from “0510bd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.