Colour

#00015D

#00015D
Blue
Dark
Nearest: Midnight blue

#00015D is a blue with RGB values 0, 1, 93 and HSL 239°, 100%, 18%. It is a dark colour, so white text on it reaches 18.1:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#00015D#00015D

HEX#00015D

RGBrgb(0, 1, 93)

RGB (0–1)0, 0.0039, 0.3647

RGB percentages0%, 0.4%, 36.5%

HSLhsl(239.4, 100%, 18.2%)

HSV / HSBhsv(239.4, 100%, 36.5%)

CMYK100%, 98.9%, 0%, 63.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer349

CSS custom property--colour: #00015D;

Brightness & contrast

Relative luminance0.00812WCAG 2.x, 0 is black and 1 is white

Perceived brightness31.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.07:1

Contrast with white18.07:1WCAG normal text: AAA

Contrast with black1.16:1WCAG normal text: Fail

Greyscale equivalent#070707

Inverted#FFFEA2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#001B5Fno red cones; affects about 1% of men; ΔE 18.7 from the original

Deuteranopia#00115Cno green cones; the most common form, about 1% of men; ΔE 11.7 from the original

Tritanopia#002333no blue cones; rare, and affects men and women equally; ΔE 56.7 from the original

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

Contrast with white, large text18.07:1WCAG large text: AAA

Contrast with black, large text1.16:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 10.2 Navy · ΔE 17.9 Indigo · ΔE 19.7 Dark blue · ΔE 23.2 Rebecca purple · ΔE 26.5 Dark slateblue · ΔE 27.5

Nearest named CSS colourMidnight blue (#191970)ΔE 10.24, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#5D5C00

Analogous#002F5D, #2E005D

Triadic#5D0001, #015D00

Split complementary#5D2E00, #2F5D00

Tetradic#5D002F, #5D5C00, #005D2E

Tints, shades & saturation

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

Lighter +40%#2A2CFF

Lighter +30%#0003F6

Lighter +20%#0002C3

Lighter +10%#000290

Darker −10%#00002A

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#00015D

Less saturated −25%#0C0C51

Channel breakdown

B93

Red0 (0%)

Green1 (0.4%)

Blue93 (36.5%)

Hue239.35°

Saturation (HSL)100%

Lightness18.24%

Dominant channelBlue

Hex per channelR 00 · G 01 · B 5D

Keep nerding

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#00015D

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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