Colour

#0A152A

#0A152A
Blue
Dark
Nearest: Black

#0A152A is a blue with RGB values 10, 21, 42 and HSL 219°, 62%, 10%. It is a dark colour, so white text on it reaches 18.2:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#0A152A#0A152A

HEX#0A152A

RGBrgb(10, 21, 42)

RGB (0–1)0.0392, 0.0824, 0.1647

RGB percentages3.9%, 8.2%, 16.5%

HSLhsl(219.4, 61.5%, 10.2%)

HSV / HSBhsv(219.4, 76.2%, 16.5%)

CMYK76.2%, 50%, 0%, 83.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer660,778

CSS custom property--colour: #0A152A;

Brightness & contrast

Relative luminance0.00768WCAG 2.x, 0 is black and 1 is white

Perceived brightness22.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.2:1

Contrast with white18.2:1WCAG normal text: AAA

Contrast with black1.15:1WCAG normal text: Fail

Greyscale equivalent#141414

Inverted#F5EAD5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0C172Bno red cones; affects about 1% of men; ΔE 1.2 from the original

Deuteranopia#08142Ano green cones; the most common form, about 1% of men; ΔE 0.8 from the original

Tritanopia#001A1Dno blue cones; rare, and affects men and women equally; ΔE 15.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.2:1WCAG large text: AAA

Contrast with black, large text1.15:1WCAG large text: Fail

Named colours

Black · ΔE 17.5 Dark slate grey · ΔE 31 Dim grey · ΔE 40.8 Dark slateblue · ΔE 42.2 Midnight blue · ΔE 45.1 Slate grey · ΔE 46.5

Nearest named CSS colourBlack (#000000)ΔE 17.49, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2A1F0A

Analogous#0A252A, #0F0A2A

Triadic#2A0A15, #152A0A

Split complementary#2A0F0A, #252A0A

Tetradic#2A0A25, #2A1F0A, #0A2A0F

Tints, shades & saturation

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

Lighter +40%#3268CE

Lighter +30%#2753A6

Lighter +20%#1E3E7C

Lighter +10%#142A53

Darker −10%#000001

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#041331

Less saturated −25%#101724

Channel breakdown

R10

G21

B42

Red10 (3.9%)

Green21 (8.2%)

Blue42 (16.5%)

Hue219.38°

Saturation (HSL)61.54%

Lightness10.2%

Dominant channelBlue

Hex per channelR 0A · G 15 · B 2A

Keep nerding

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

#0A152A

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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