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Colour

#0163FF

  • #0163FF
  • Blue
  • Dark
  • Nearest: Medium slateblue

#0163FF is a blue with RGB values 1, 99, 255 and HSL 217°, 100%, 50%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#0163FF#0163FF
HEX#0163FF
RGBrgb(1, 99, 255)
RGB (0–1)0.0039, 0.3882, 1
RGB percentages0.4%, 38.8%, 100%
HSLhsl(216.9, 100%, 50.2%)
HSV / HSBhsv(216.9, 99.6%, 100%)
CMYK99.6%, 61.2%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer91,135
CSS custom property--colour: #0163FF;

Brightness & contrast

Relative luminance0.1615WCAG 2.x, 0 is black and 1 is white
Perceived brightness114.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.96:1
Contrast with white4.96:1WCAG normal text: AA
Contrast with black4.23:1WCAG normal text: Fail
Greyscale equivalent#595959
Inverted#FE9C00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#007BFFno red cones; affects about 1% of men; ΔE 19.3 from the original
Deuteranopia#0065FCno green cones; the most common form, about 1% of men; ΔE 3.2 from the original
Tritanopia#008CA8no blue cones; rare, and affects men and women equally; ΔE 83.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.96:1WCAG large text: AAA
Contrast with black, large text4.23:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 18.9Royal blue · ΔE 21Slate blue · ΔE 25.5Medium purple · ΔE 34Blue violet · ΔE 34.2Dodgerblue · ΔE 35.8
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 18.92, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF9D01
Analogous#01E2FF, #1E01FF
Triadic#FF0163, #63FF01
Split complementary#FF1E01, #E2FF01
Tetradic#FF01E2, #FF9D01, #01FF1E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CDE0FF
Lighter +30%#9AC1FF
Lighter +20%#67A2FF
Lighter +10%#3482FF
Darker −10%#004FCD
Darker −20%#003B9A
Darker −30%#002867
Darker −40%#001434
More saturated +25%#0163FF
Less saturated −25%#216ADF

Channel breakdown

R1
G99
B255
Red1 (0.4%)
Green99 (38.8%)
Blue255 (100%)
Hue216.85°
Saturation (HSL)100%
Lightness50.2%
Dominant channelBlue
Hex per channelR 01 · G 63 · B FF

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Every value on this page was computed from “0163ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.