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Recognised as Colour

#105CE0

  • #105CE0
  • Blue
  • Dark
  • Nearest: Royal blue

#105CE0 is a blue with RGB values 16, 92, 224 and HSL 218°, 87%, 47%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#105CE0#105CE0
HEX#105CE0
RGBrgb(16, 92, 224)
RGB (0–1)0.0627, 0.3608, 0.8784
RGB percentages6.3%, 36.1%, 87.8%
HSLhsl(218.1, 86.7%, 47.1%)
HSV / HSBhsv(218.1, 92.9%, 87.8%)
CMYK92.9%, 58.9%, 0%, 12.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,072,352
CSS custom property--colour: #105CE0;

Brightness & contrast

Relative luminance0.13146WCAG 2.x, 0 is black and 1 is white
Perceived brightness103.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.79:1
Contrast with white5.79:1WCAG normal text: AA
Contrast with black3.63:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#EFA31F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006FE4no red cones; affects about 1% of men; ΔE 13.8 from the original
Deuteranopia#005DDDno green cones; the most common form, about 1% of men; ΔE 2.7 from the original
Tritanopia#007E95no blue cones; rare, and affects men and women equally; ΔE 72.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.79:1WCAG large text: AAA
Contrast with black, large text3.63:1WCAG large text: AA

Named colours

Royal blue · ΔE 9.7Medium slateblue · ΔE 16Slate blue · ΔE 16.2Medium purple · ΔE 26.4Dodgerblue · ΔE 27.6Rebecca purple · ΔE 30.2
Nearest named CSS colourRoyal blue (#4169E1)ΔE 9.67, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E09410
Analogous#10C4E0, #2C10E0
Triadic#E0105C, #5CE010
Split complementary#E02C10, #C4E010
Tetradic#E010C4, #E09410, #10E02C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C1D6FB
Lighter +30%#92B7F7
Lighter +20%#6297F4
Lighter +10%#3378F0
Darker −10%#0D48B0
Darker −20%#093581
Darker −30%#062151
Darker −40%#020E22
More saturated +25%#0058F0
Less saturated −25%#2E64C2

Channel breakdown

R16
G92
B224
Red16 (6.3%)
Green92 (36.1%)
Blue224 (87.8%)
Hue218.08°
Saturation (HSL)86.67%
Lightness47.06%
Dominant channelBlue
Hex per channelR 10 · G 5C · B E0

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Every value on this page was computed from “105ce0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.