Recognised as Colour

#279AE3

#279AE3
Blue
Dark
Nearest: Cornflower blue

#279AE3 is a blue with RGB values 39, 154, 227 and HSL 203°, 77%, 52%. 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

#279AE3#279AE3

HEX#279AE3

RGBrgb(39, 154, 227)

RGB (0–1)0.1529, 0.6039, 0.8902

RGB percentages15.3%, 60.4%, 89%

HSLhsl(203.3, 77%, 52.2%)

HSV / HSBhsv(203.3, 82.8%, 89%)

CMYK82.8%, 32.2%, 0%, 11%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,595,555

CSS custom property--colour: #279AE3;

Brightness & contrast

Relative luminance0.29089WCAG 2.x, 0 is black and 1 is white

Perceived brightness142.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.82:1

Contrast with white3.08:1WCAG normal text: Fail

Contrast with black6.82:1WCAG normal text: AA

Greyscale equivalent#878787

Inverted#D8651C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#779CE6no red cones; affects about 1% of men; ΔE 14 from the original

Deuteranopia#5D8BE2no green cones; the most common form, about 1% of men; ΔE 16.5 from the original

Tritanopia#00ACB4no blue cones; rare, and affects men and women equally; ΔE 41.6 from the original

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

Contrast with white, large text3.08:1WCAG large text: AA

Contrast with black, large text6.82:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 15.5 Steel blue · ΔE 15.9 Deep skyblue · ΔE 17 Dodgerblue · ΔE 23.7 Light skyblue · ΔE 26 Sky blue · ΔE 31.8

Nearest named CSS colourCornflower blue (#6495ED)ΔE 15.48, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#E37027

Analogous#27E3CE, #273CE3

Triadic#E3279A, #9AE327

Split complementary#E3273C, #E3CE27

Tetradic#CE27E3, #E37027, #3CE327

Tints, shades & saturation

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

Lighter +40%#DCEEFA

Lighter +30%#AED9F5

Lighter +20%#81C4EF

Lighter +10%#54AFE9

Darker −10%#197EBE

Darker −20%#136091

Darker −30%#0D4264

Darker −40%#072437

More saturated +25%#0BA0FF

Less saturated −25%#4593C4

Channel breakdown

R39

G154

B227

Red39 (15.3%)

Green154 (60.4%)

Blue227 (89%)

Hue203.3°

Saturation (HSL)77.05%

Lightness52.16%

Dominant channelBlue

Hex per channelR 27 · G 9A · B E3

Keep nerding

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

#279AE3

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

Nerdulate something else