Colour

#0A0033

#0A0033
Blue
Dark
Nearest: Midnight blue

#0A0033 is a blue with RGB values 10, 0, 51 and HSL 252°, 100%, 10%. It is a dark colour, so white text on it reaches 19.8:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#0A0033#0A0033

HEX#0A0033

RGBrgb(10, 0, 51)

RGB (0–1)0.0392, 0, 0.2

RGB percentages3.9%, 0%, 20%

HSLhsl(251.8, 100%, 10%)

HSV / HSBhsv(251.8, 100%, 20%)

CMYK80.4%, 100%, 0%, 80%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer655,411

CSS custom property--colour: #0A0033;

Brightness & contrast

Relative luminance0.00304WCAG 2.x, 0 is black and 1 is white

Perceived brightness18.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 19.8:1

Contrast with white19.8:1WCAG normal text: AAA

Contrast with black1.06:1WCAG normal text: Fail

Greyscale equivalent#060606

Inverted#F5FFCC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#000C34no red cones; affects about 1% of men; ΔE 7.5 from the original

Deuteranopia#000832no green cones; the most common form, about 1% of men; ΔE 6.8 from the original

Tritanopia#000F1Ano blue cones; rare, and affects men and women equally; ΔE 28.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text19.8:1WCAG large text: AAA

Contrast with black, large text1.06:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 28 Dark slateblue · ΔE 32 Black · ΔE 34.2 Rebecca purple · ΔE 43.2 Indigo · ΔE 45.3 Navy · ΔE 47.5

Nearest named CSS colourMidnight blue (#191970)ΔE 28.03, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#293300

Analogous#001033, #240033

Triadic#330A00, #00330A

Split complementary#332300, #103300

Tetradic#33000F, #293300, #003323

Tints, shades & saturation

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

Lighter +40%#3200FF

Lighter +30%#2800CC

Lighter +20%#1E0099

Lighter +10%#140066

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#0A0033

Less saturated −25%#0E062D

Channel breakdown

R10

B51

Red10 (3.9%)

Green0 (0%)

Blue51 (20%)

Hue251.76°

Saturation (HSL)100%

Lightness10%

Dominant channelBlue

Hex per channelR 0A · G 00 · B 33

Keep nerding

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#0A0033

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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