Colour

#0068CB

#0068CB
Blue
Dark
Nearest: Royal blue

#0068CB is a blue with RGB values 0, 104, 203 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

#0068CB#0068CB

HEX#0068CB

RGBrgb(0, 104, 203)

RGB (0–1)0, 0.4078, 0.7961

RGB percentages0%, 40.8%, 79.6%

HSLhsl(209.3, 100%, 39.8%)

HSV / HSBhsv(209.3, 100%, 79.6%)

CMYK100%, 48.8%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer26,827

CSS custom property--colour: #0068CB;

Brightness & contrast

Relative luminance0.14212WCAG 2.x, 0 is black and 1 is white

Perceived brightness105.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.47:1

Contrast with white5.47:1WCAG normal text: AA

Contrast with black3.84:1WCAG normal text: Fail

Greyscale equivalent#595959

Inverted#FF9734

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2A72CFno red cones; affects about 1% of men; ΔE 5.9 from the original

Deuteranopia#0062C9no green cones; the most common form, about 1% of men; ΔE 4 from the original

Tritanopia#008090no blue cones; rare, and affects men and women equally; ΔE 55.5 from the original

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

Contrast with white, large text5.47:1WCAG large text: AAA

Contrast with black, large text3.84:1WCAG large text: AA

Named colours

Royal blue · ΔE 14.9 Dodgerblue · ΔE 16.2 Cornflower blue · ΔE 20 Slate blue · ΔE 22.5 Dark slateblue · ΔE 24.5 Medium purple · ΔE 26.7

Nearest named CSS colourRoyal blue (#4169E1)ΔE 14.93, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#CB6300

Analogous#00CBC9, #0002CB

Triadic#CB0068, #68CB00

Split complementary#CB0002, #CBC800

Tetradic#C900CB, #CB6300, #03CB00

Tints, shades & saturation

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

Lighter +40%#98CDFF

Lighter +30%#65B4FF

Lighter +20%#329BFF

Lighter +10%#0082FE

Darker −10%#004E98

Darker −20%#003465

Darker −30%#001A32

Darker −40%#000000

More saturated +25%#0068CB

Less saturated −25%#1967B2

Channel breakdown

G104

B203

Red0 (0%)

Green104 (40.8%)

Blue203 (79.6%)

Hue209.26°

Saturation (HSL)100%

Lightness39.8%

Dominant channelBlue

Hex per channelR 00 · G 68 · B CB

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#0068CB

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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