Colour

#0F153E

#0F153E
Blue
Dark
Nearest: Dark slateblue

#0F153E is a blue with RGB values 15, 21, 62 and HSL 232°, 61%, 15%. It is a dark colour, so white text on it reaches 17.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#0F153E#0F153E

HEX#0F153E

RGBrgb(15, 21, 62)

RGB (0–1)0.0588, 0.0824, 0.2431

RGB percentages5.9%, 8.2%, 24.3%

HSLhsl(232.3, 61%, 15.1%)

HSV / HSBhsv(232.3, 75.8%, 24.3%)

CMYK75.8%, 66.1%, 0%, 75.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer988,478

CSS custom property--colour: #0F153E;

Brightness & contrast

Relative luminance0.00986WCAG 2.x, 0 is black and 1 is white

Perceived brightness27.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.54:1

Contrast with white17.54:1WCAG normal text: AAA

Contrast with black1.2:1WCAG normal text: Fail

Greyscale equivalent#171717

Inverted#F0EAC1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#001B3Fno red cones; affects about 1% of men; ΔE 7 from the original

Deuteranopia#00173Dno green cones; the most common form, about 1% of men; ΔE 4.6 from the original

Tritanopia#001F27no blue cones; rare, and affects men and women equally; ΔE 28.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.54:1WCAG large text: AAA

Contrast with black, large text1.2:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 29.4 Midnight blue · ΔE 29.8 Black · ΔE 31.6 Dark slate grey · ΔE 41 Rebecca purple · ΔE 43 Dim grey · ΔE 46.7

Nearest named CSS colourDark slateblue (#483D8B)ΔE 29.4, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3E380F

Analogous#0F2D3E, #210F3E

Triadic#3E0F15, #153E0F

Split complementary#3E210F, #2D3E0F

Tetradic#3E0F2D, #3E380F, #0F3E21

Tints, shades & saturation

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

Lighter +40%#4758D2

Lighter +30%#2D3FB9

Lighter +20%#233190

Lighter +10%#192367

Darker −10%#050715

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#050E48

Less saturated −25%#191C34

Channel breakdown

R15

G21

B62

Red15 (5.9%)

Green21 (8.2%)

Blue62 (24.3%)

Hue232.34°

Saturation (HSL)61.04%

Lightness15.1%

Dominant channelBlue

Hex per channelR 0F · G 15 · B 3E

Keep nerding

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#0F153E

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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