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Colour

#0063F6

  • #0063F6
  • Blue
  • Dark
  • Nearest: Royal blue

#0063F6 is a blue with RGB values 0, 99, 246 and HSL 216°, 100%, 48%. 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

#0063F6#0063F6
HEX#0063F6
RGBrgb(0, 99, 246)
RGB (0–1)0, 0.3882, 0.9647
RGB percentages0%, 38.8%, 96.5%
HSLhsl(215.9, 100%, 48.2%)
HSV / HSBhsv(215.9, 100%, 96.5%)
CMYK100%, 59.8%, 0%, 3.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer25,590
CSS custom property--colour: #0063F6;

Brightness & contrast

Relative luminance0.15578WCAG 2.x, 0 is black and 1 is white
Perceived brightness112.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.1:1
Contrast with white5.1:1WCAG normal text: AA
Contrast with black4.12:1WCAG normal text: Fail
Greyscale equivalent#595959
Inverted#FF9C09

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0079FBno red cones; affects about 1% of men; ΔE 15.3 from the original
Deuteranopia#0064F3no green cones; the most common form, about 1% of men; ΔE 2.5 from the original
Tritanopia#008AA3no blue cones; rare, and affects men and women equally; ΔE 80.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.1:1WCAG large text: AAA
Contrast with black, large text4.12:1WCAG large text: AA

Named colours

Royal blue · ΔE 16.1Medium slateblue · ΔE 16.9Slate blue · ΔE 21.8Medium purple · ΔE 30.7Dodgerblue · ΔE 31.4Rebecca purple · ΔE 36.2
Nearest named CSS colourRoyal blue (#4169E1)ΔE 16.07, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F69300
Analogous#00DEF6, #1800F6
Triadic#F60063, #63F600
Split complementary#F61800, #DEF600
Tetradic#F600DE, #F69300, #00F618

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C3DBFF
Lighter +30%#90BDFF
Lighter +20%#5D9EFF
Lighter +10%#2A80FF
Darker −10%#004EC3
Darker −20%#003A90
Darker −30%#00255D
Darker −40%#00112A
More saturated +25%#0063F6
Less saturated −25%#1F69D7

Channel breakdown

R0
G99
B246
Red0 (0%)
Green99 (38.8%)
Blue246 (96.5%)
Hue215.85°
Saturation (HSL)100%
Lightness48.24%
Dominant channelBlue
Hex per channelR 00 · G 63 · B F6

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Every value on this page was computed from “0063f6” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.