Recognised as Colour

#0531DA

#0531DA
Blue
Dark
Nearest: Medium blue

#0531DA is a blue with RGB values 5, 49, 218 and HSL 228°, 96%, 44%. It is a dark colour, so white text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#0531DA#0531DA

HEX#0531DA

RGBrgb(5, 49, 218)

RGB (0–1)0.0196, 0.1922, 0.8549

RGB percentages2%, 19.2%, 85.5%

HSLhsl(227.6, 95.5%, 43.7%)

HSV / HSBhsv(227.6, 97.7%, 85.5%)

CMYK97.7%, 77.5%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer340,442

CSS custom property--colour: #0531DA;

Brightness & contrast

Relative luminance0.07291WCAG 2.x, 0 is black and 1 is white

Perceived brightness82.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.54:1

Contrast with white8.54:1WCAG normal text: AAA

Contrast with black2.46:1WCAG normal text: Fail

Greyscale equivalent#343434

Inverted#FACE25

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0056DFno red cones; affects about 1% of men; ΔE 25.3 from the original

Deuteranopia#0042D7no green cones; the most common form, about 1% of men; ΔE 13.4 from the original

Tritanopia#006685no blue cones; rare, and affects men and women equally; ΔE 92 from the original

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

Contrast with white, large text8.54:1WCAG large text: AAA

Contrast with black, large text2.46:1WCAG large text: Fail

Named colours

Medium blue · ΔE 15.9 Blue violet · ΔE 22 Dark blue · ΔE 25.4 Dark violet · ΔE 28.5 Navy · ΔE 30 Dark orchid · ΔE 30.7

Nearest named CSS colourMedium blue (#0000CD)ΔE 15.93, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DAAE05

Analogous#059BDA, #4305DA

Triadic#DA0531, #31DA05

Split complementary#DA4305, #9CDA05

Tetradic#DA059C, #DAAE05, #05DA44

Tints, shades & saturation

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

Lighter +40%#AEBEFD

Lighter +30%#7C96FC

Lighter +20%#4A6FFB

Lighter +10%#1847FA

Darker −10%#0426A8

Darker −20%#031B76

Darker −30%#020F44

Darker −40%#000413

More saturated +25%#002EDF

Less saturated −25%#2141BE

Channel breakdown

G49

B218

Red5 (2%)

Green49 (19.2%)

Blue218 (85.5%)

Hue227.61°

Saturation (HSL)95.52%

Lightness43.73%

Dominant channelBlue

Hex per channelR 05 · G 31 · B DA

Keep nerding

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

#0531DA

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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