Colour

#000033

#000033
Blue
Dark
Nearest: Midnight blue

#000033 is a blue with RGB values 0, 0, 51 and HSL 240°, 100%, 10%. It is a dark colour, so white text on it reaches 20:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#000033#000033

HEX#000033

HEX (short)#003

RGBrgb(0, 0, 51)

RGB (0–1)0, 0, 0.2

RGB percentages0%, 0%, 20%

HSLhsl(240, 100%, 10%)

HSV / HSBhsv(240, 100%, 20%)

CMYK100%, 100%, 0%, 80%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer51

CSS custom property--colour: #000033;

Brightness & contrast

Relative luminance0.00239WCAG 2.x, 0 is black and 1 is white

Perceived brightness17.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 20.04:1

Contrast with white20.04:1WCAG normal text: AAA

Contrast with black1.05:1WCAG normal text: Fail

Greyscale equivalent#040404

Inverted#FFFFCC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#000B34no red cones; affects about 1% of men; ΔE 5.3 from the original

Deuteranopia#000532no green cones; the most common form, about 1% of men; ΔE 3.5 from the original

Tritanopia#000F1Ano blue cones; rare, and affects men and women equally; ΔE 27.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text20.04:1WCAG large text: AAA

Contrast with black, large text1.05:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 29 Dark slateblue · ΔE 32.9 Black · ΔE 33.7 Rebecca purple · ΔE 44.8 Indigo · ΔE 47 Dark slate grey · ΔE 47.6

Nearest named CSS colourMidnight blue (#191970)ΔE 29.02, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#333300

Analogous#001A33, #1A0033

Triadic#330000, #003300

Split complementary#331A00, #1A3300

Tetradic#33001A, #333300, #00331A

Tints, shades & saturation

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

Lighter +40%#0000FF

Lighter +30%#0000CC

Lighter +20%#000099

Lighter +10%#000066

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#000033

Less saturated −25%#06062D

Channel breakdown

B51

Red0 (0%)

Green0 (0%)

Blue51 (20%)

Hue240°

Saturation (HSL)100%

Lightness10%

Dominant channelBlue

Hex per channelR 00 · G 00 · B 33

Keep nerding

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

#000033

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

Nerdulate something else