Colour

#279DE3

#279DE3
Blue
Dark
Nearest: Deep skyblue

#279DE3 is a blue with RGB values 39, 157, 227 and HSL 202°, 77%, 52%. It is a dark colour, so black text on it reaches 7:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#279DE3#279DE3

HEX#279DE3

RGBrgb(39, 157, 227)

RGB (0–1)0.1529, 0.6157, 0.8902

RGB percentages15.3%, 61.6%, 89%

HSLhsl(202.3, 77%, 52.2%)

HSV / HSBhsv(202.3, 82.8%, 89%)

CMYK82.8%, 30.8%, 0%, 11%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,596,323

CSS custom property--colour: #279DE3;

Brightness & contrast

Relative luminance0.30091WCAG 2.x, 0 is black and 1 is white

Perceived brightness144.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 7.02:1

Contrast with white2.99:1WCAG normal text: Fail

Contrast with black7.02:1WCAG normal text: AAA

Greyscale equivalent#898989

Inverted#D8621C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7C9EE6no red cones; affects about 1% of men; ΔE 15.6 from the original

Deuteranopia#628EE2no green cones; the most common form, about 1% of men; ΔE 17.3 from the original

Tritanopia#00AEB6no blue cones; rare, and affects men and women equally; ΔE 39.6 from the original

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

Contrast with white, large text2.99:1WCAG large text: Fail

Contrast with black, large text7.02:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 15 Steel blue · ΔE 15.5 Cornflower blue · ΔE 17.5 Light skyblue · ΔE 24.1 Dodgerblue · ΔE 25.9 Sky blue · ΔE 29.8

Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 15.03, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#E36D27

Analogous#27E3CB, #273FE3

Triadic#E3279D, #9DE327

Split complementary#E3273F, #E3CB27

Tetradic#CB27E3, #E36D27, #3FE327

Tints, shades & saturation

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

Lighter +40%#DCEFFA

Lighter +30%#AEDAF5

Lighter +20%#81C6EF

Lighter +10%#54B1E9

Darker −10%#1981BE

Darker −20%#136291

Darker −30%#0D4464

Darker −40%#072537

More saturated +25%#0BA4FF

Less saturated −25%#4595C4

Channel breakdown

R39

G157

B227

Red39 (15.3%)

Green157 (61.6%)

Blue227 (89%)

Hue202.34°

Saturation (HSL)77.05%

Lightness52.16%

Dominant channelBlue

Hex per channelR 27 · G 9D · B E3

Keep nerding

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

#279DE3

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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