Colour

#279AE5

#279AE5
Blue
Dark
Nearest: Cornflower blue

#279AE5 is a blue with RGB values 39, 154, 229 and HSL 204°, 79%, 53%. It is a dark colour, so black text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#279AE5#279AE5

HEX#279AE5

RGBrgb(39, 154, 229)

RGB (0–1)0.1529, 0.6039, 0.898

RGB percentages15.3%, 60.4%, 89.8%

HSLhsl(203.7, 78.5%, 52.5%)

HSV / HSBhsv(203.7, 83%, 89.8%)

CMYK83%, 32.8%, 0%, 10.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,595,557

CSS custom property--colour: #279AE5;

Brightness & contrast

Relative luminance0.292WCAG 2.x, 0 is black and 1 is white

Perceived brightness142.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.84:1

Contrast with white3.07:1WCAG normal text: Fail

Contrast with black6.84:1WCAG normal text: AA

Greyscale equivalent#878787

Inverted#D8651A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#769CE8no red cones; affects about 1% of men; ΔE 13.7 from the original

Deuteranopia#5C8BE4no green cones; the most common form, about 1% of men; ΔE 16.3 from the original

Tritanopia#00ACB5no blue cones; rare, and affects men and women equally; ΔE 42.2 from the original

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

Contrast with white, large text3.07:1WCAG large text: AA

Contrast with black, large text6.84:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 14.6 Steel blue · ΔE 16.7 Deep skyblue · ΔE 17.7 Dodgerblue · ΔE 22.5 Light skyblue · ΔE 26.7 Sky blue · ΔE 32.7

Nearest named CSS colourCornflower blue (#6495ED)ΔE 14.57, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#E57227

Analogous#27E5D1, #273BE5

Triadic#E5279A, #9AE527

Split complementary#E5273B, #E5D127

Tetradic#D127E5, #E57227, #3BE527

Tints, shades & saturation

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

Lighter +40%#DDEFFB

Lighter +30%#B0DAF5

Lighter +20%#82C5F0

Lighter +10%#55AFEA

Darker −10%#177EC2

Darker −20%#126194

Darker −30%#0C4367

Darker −40%#072539

More saturated +25%#0D9FFF

Less saturated −25%#4594C7

Channel breakdown

R39

G154

B229

Red39 (15.3%)

Green154 (60.4%)

Blue229 (89.8%)

Hue203.68°

Saturation (HSL)78.51%

Lightness52.55%

Dominant channelBlue

Hex per channelR 27 · G 9A · B E5

Keep nerding

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#279AE5

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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