Colour

#000030

#000030
Blue
Dark
Nearest: Black

#000030 is a blue with RGB values 0, 0, 48 and HSL 240°, 100%, 9%. It is a dark colour, so white text on it reaches 20.1:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#000030#000030

HEX#000030

RGBrgb(0, 0, 48)

RGB (0–1)0, 0, 0.1882

RGB percentages0%, 0%, 18.8%

HSLhsl(240, 100%, 9.4%)

HSV / HSBhsv(240, 100%, 18.8%)

CMYK100%, 100%, 0%, 81.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer48

CSS custom property--colour: #000030;

Brightness & contrast

Relative luminance0.00213WCAG 2.x, 0 is black and 1 is white

Perceived brightness16.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 20.14:1

Contrast with white20.14:1WCAG normal text: AAA

Contrast with black1.04:1WCAG normal text: Fail

Greyscale equivalent#030303

Inverted#FFFFCF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#000A31no red cones; affects about 1% of men; ΔE 4.7 from the original

Deuteranopia#00052Fno green cones; the most common form, about 1% of men; ΔE 3.5 from the original

Tritanopia#000E18no blue cones; rare, and affects men and women equally; ΔE 25.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text20.14:1WCAG large text: AAA

Contrast with black, large text1.04:1WCAG large text: Fail

Named colours

Black · ΔE 31.3 Midnight blue · ΔE 31.3 Dark slateblue · ΔE 34.4 Dark slate grey · ΔE 45.8 Rebecca purple · ΔE 46.7 Indigo · ΔE 49.3

Nearest named CSS colourBlack (#000000)ΔE 31.33, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#303000

Analogous#001830, #180030

Triadic#300000, #003000

Split complementary#301800, #183000

Tetradic#300018, #303000, #003018

Tints, shades & saturation

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

Lighter +40%#0000FC

Lighter +30%#0000C9

Lighter +20%#000096

Lighter +10%#000063

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#000030

Less saturated −25%#06062A

Channel breakdown

B48

Red0 (0%)

Green0 (0%)

Blue48 (18.8%)

Hue240°

Saturation (HSL)100%

Lightness9.41%

Dominant channelBlue

Hex per channelR 00 · G 00 · B 30

Keep nerding

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#000030

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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