Colour

#0538EF

#0538EF
Blue
Dark
Nearest: Medium blue

#0538EF is a blue with RGB values 5, 56, 239 and HSL 227°, 96%, 48%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#0538EF#0538EF

HEX#0538EF

RGBrgb(5, 56, 239)

RGB (0–1)0.0196, 0.2196, 0.9373

RGB percentages2%, 22%, 93.7%

HSLhsl(226.9, 95.9%, 47.8%)

HSV / HSBhsv(226.9, 97.9%, 93.7%)

CMYK97.9%, 76.6%, 0%, 6.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer342,255

CSS custom property--colour: #0538EF;

Brightness & contrast

Relative luminance0.09093WCAG 2.x, 0 is black and 1 is white

Perceived brightness91.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.45:1

Contrast with white7.45:1WCAG normal text: AAA

Contrast with black2.82:1WCAG normal text: Fail

Greyscale equivalent#3A3A3A

Inverted#FAC710

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0060F4no red cones; affects about 1% of men; ΔE 27.3 from the original

Deuteranopia#004AECno green cones; the most common form, about 1% of men; ΔE 14 from the original

Tritanopia#007193no blue cones; rare, and affects men and women equally; ΔE 97.8 from the original

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

Contrast with white, large text7.45:1WCAG large text: AAA

Contrast with black, large text2.82:1WCAG large text: Fail

Named colours

Medium blue · ΔE 15 Blue violet · ΔE 22.5 Blue · ΔE 27.2 Dark violet · ΔE 29.4 Dark blue · ΔE 32.7 Dark orchid · ΔE 34.1

Nearest named CSS colourMedium blue (#0000CD)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#EFBC05

Analogous#05ADEF, #4705EF

Triadic#EF0538, #38EF05

Split complementary#EF4705, #ADEF05

Tetradic#EF05AD, #EFBC05, #05EF47

Tints, shades & saturation

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

Lighter +40%#C2CFFE

Lighter +30%#90A8FD

Lighter +20%#5E81FC

Lighter +10%#2C59FB

Darker −10%#042CBD

Darker −20%#03218B

Darker −30%#021559

Darker −40%#010927

More saturated +25%#0035F4

Less saturated −25%#2449D1

Channel breakdown

G56

B239

Red5 (2%)

Green56 (22%)

Blue239 (93.7%)

Hue226.92°

Saturation (HSL)95.9%

Lightness47.84%

Dominant channelBlue

Hex per channelR 05 · G 38 · B EF

Keep nerding

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#0538EF

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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