Colour

#0077EE

#0077EE
Blue
Dark
Nearest: Royal blue

#0077EE is a blue with RGB values 0, 119, 238 and HSL 210°, 100%, 47%. It is a dark colour, so black text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#0077EE#0077EE

HEX#0077EE

HEX (short)#07E

RGBrgb(0, 119, 238)

RGB (0–1)0, 0.4667, 0.9333

RGB percentages0%, 46.7%, 93.3%

HSLhsl(210, 100%, 46.7%)

HSV / HSBhsv(210, 100%, 93.3%)

CMYK100%, 50%, 0%, 6.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer30,702

CSS custom property--colour: #0077EE;

Brightness & contrast

Relative luminance0.19367WCAG 2.x, 0 is black and 1 is white

Perceived brightness121.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.87:1

Contrast with white4.31:1WCAG normal text: Fail

Contrast with black4.87:1WCAG normal text: AA

Greyscale equivalent#666666

Inverted#FF8811

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2684F2no red cones; affects about 1% of men; ΔE 8.1 from the original

Deuteranopia#0071ECno green cones; the most common form, about 1% of men; ΔE 3.9 from the original

Tritanopia#0094A7no blue cones; rare, and affects men and women equally; ΔE 65.1 from the original

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

Contrast with white, large text4.31:1WCAG large text: AA

Contrast with black, large text4.87:1WCAG large text: AAA

Named colours

Royal blue · ΔE 9.3 Dodgerblue · ΔE 12.1 Slate blue · ΔE 21.4 Cornflower blue · ΔE 22.7 Medium slateblue · ΔE 23.3 Medium purple · ΔE 25.9

Nearest named CSS colourRoyal blue (#4169E1)ΔE 9.27, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#EE7700

Analogous#00EEEE, #0000EE

Triadic#EE0077, #77EE00

Split complementary#EE0000, #EEEE00

Tetradic#EE00EE, #EE7700, #00EE00

Tints, shades & saturation

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

Lighter +40%#BBDDFF

Lighter +30%#88C3FF

Lighter +20%#55AAFF

Lighter +10%#2291FF

Darker −10%#005EBB

Darker −20%#004488

Darker −30%#002A55

Darker −40%#001122

More saturated +25%#0077EE

Less saturated −25%#1E77D0

Channel breakdown

G119

B238

Red0 (0%)

Green119 (46.7%)

Blue238 (93.3%)

Hue210°

Saturation (HSL)100%

Lightness46.67%

Dominant channelBlue

Hex per channelR 00 · G 77 · B EE

Keep nerding

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#0077EE

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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