Colour

#0068CC

#0068CC
Blue
Dark
Nearest: Royal blue

#0068CC is a blue with RGB values 0, 104, 204 and HSL 209°, 100%, 40%. It is a dark colour, so white text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#0068CC#0068CC

HEX#0068CC

RGBrgb(0, 104, 204)

RGB (0–1)0, 0.4078, 0.8

RGB percentages0%, 40.8%, 80%

HSLhsl(209.4, 100%, 40%)

HSV / HSBhsv(209.4, 100%, 80%)

CMYK100%, 49%, 0%, 20%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer26,828

CSS custom property--colour: #0068CC;

Brightness & contrast

Relative luminance0.1426WCAG 2.x, 0 is black and 1 is white

Perceived brightness105.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.45:1

Contrast with white5.45:1WCAG normal text: AA

Contrast with black3.85:1WCAG normal text: Fail

Greyscale equivalent#595959

Inverted#FF9733

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2972D0no red cones; affects about 1% of men; ΔE 5.8 from the original

Deuteranopia#0062CAno green cones; the most common form, about 1% of men; ΔE 4 from the original

Tritanopia#008190no blue cones; rare, and affects men and women equally; ΔE 56.8 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text5.45:1WCAG large text: AAA

Contrast with black, large text3.85:1WCAG large text: AA

Named colours

Royal blue · ΔE 14.3 Dodgerblue · ΔE 16 Cornflower blue · ΔE 20.2 Slate blue · ΔE 22.1 Dark slateblue · ΔE 24.7 Medium purple · ΔE 26.5

Nearest named CSS colourRoyal blue (#4169E1)ΔE 14.35, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#CC6400

Analogous#00CCCA, #0002CC

Triadic#CC0068, #68CC00

Split complementary#CC0002, #CCCA00

Tetradic#CA00CC, #CC6400, #02CC00

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#99CDFF

Lighter +30%#66B4FF

Lighter +20%#339BFF

Lighter +10%#0082FF

Darker −10%#004E99

Darker −20%#003466

Darker −30%#001A33

Darker −40%#000000

More saturated +25%#0068CC

Less saturated −25%#1968B3

Channel breakdown

G104

B204

Red0 (0%)

Green104 (40.8%)

Blue204 (80%)

Hue209.41°

Saturation (HSL)100%

Lightness40%

Dominant channelBlue

Hex per channelR 00 · G 68 · B CC

Keep nerding

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#0068CC

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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