Recognised as Colour

#0A15DC

#0A15DC
Blue
Dark
Nearest: Medium blue

#0A15DC is a blue with RGB values 10, 21, 220 and HSL 237°, 91%, 45%. It is a dark colour, so white text on it reaches 9.8:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#0A15DC#0A15DC

HEX#0A15DC

RGBrgb(10, 21, 220)

RGB (0–1)0.0392, 0.0824, 0.8627

RGB percentages3.9%, 8.2%, 86.3%

HSLhsl(236.9, 91.3%, 45.1%)

HSV / HSBhsv(236.9, 95.5%, 86.3%)

CMYK95.5%, 90.5%, 0%, 13.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer660,956

CSS custom property--colour: #0A15DC;

Brightness & contrast

Relative luminance0.05768WCAG 2.x, 0 is black and 1 is white

Perceived brightness76.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.75:1

Contrast with white9.75:1WCAG normal text: AAA

Contrast with black2.15:1WCAG normal text: Fail

Greyscale equivalent#212121

Inverted#F5EA23

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#004FE1no red cones; affects about 1% of men; ΔE 33.5 from the original

Deuteranopia#0038D9no green cones; the most common form, about 1% of men; ΔE 20 from the original

Tritanopia#005E82no blue cones; rare, and affects men and women equally; ΔE 101.8 from the original

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

Contrast with white, large text9.75:1WCAG large text: AAA

Contrast with black, large text2.15:1WCAG large text: Fail

Named colours

Medium blue · ΔE 4.5 Blue · ΔE 19.3 Blue violet · ΔE 23.5 Dark violet · ΔE 27.6 Dark blue · ΔE 32.9 Dark orchid · ΔE 36.7

Nearest named CSS colourMedium blue (#0000CD)ΔE 4.52, a close match

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DCD10A

Analogous#0A7EDC, #680ADC

Triadic#DC0A15, #15DC0A

Split complementary#DC680A, #7EDC0A

Tetradic#DC0A7E, #DCD10A, #0ADC68

Tints, shades & saturation

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

Lighter +40%#B6BAFC

Lighter +30%#868CF9

Lighter +20%#555DF7

Lighter +10%#242FF5

Darker −10%#0810AB

Darker −20%#060C7A

Darker −30%#03074A

Darker −40%#010219

More saturated +25%#000CE6

Less saturated −25%#272FBF

Channel breakdown

R10

G21

B220

Red10 (3.9%)

Green21 (8.2%)

Blue220 (86.3%)

Hue236.86°

Saturation (HSL)91.3%

Lightness45.1%

Dominant channelBlue

Hex per channelR 0A · G 15 · B DC

Keep nerding

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

#0A15DC

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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