Colour

#05233B

#05233B
Blue
Dark
Nearest: Black

#05233B is a blue with RGB values 5, 35, 59 and HSL 207°, 84%, 13%. It is a dark colour, so white text on it reaches 16:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#05233B#05233B

HEX#05233B

RGBrgb(5, 35, 59)

RGB (0–1)0.0196, 0.1373, 0.2314

RGB percentages2%, 13.7%, 23.1%

HSLhsl(206.7, 84.4%, 12.5%)

HSV / HSBhsv(206.7, 91.5%, 23.1%)

CMYK91.5%, 40.7%, 0%, 76.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer336,699

CSS custom property--colour: #05233B;

Brightness & contrast

Relative luminance0.0155WCAG 2.x, 0 is black and 1 is white

Perceived brightness33.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.03:1

Contrast with white16.03:1WCAG normal text: AAA

Contrast with black1.31:1WCAG normal text: Fail

Greyscale equivalent#1E1E1E

Inverted#FADCC4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#18243Cno red cones; affects about 1% of men; ΔE 4.3 from the original

Deuteranopia#101F3Bno green cones; the most common form, about 1% of men; ΔE 5.4 from the original

Tritanopia#00292Cno blue cones; rare, and affects men and women equally; ΔE 17.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.03:1WCAG large text: AAA

Contrast with black, large text1.31:1WCAG large text: Fail

Named colours

Black · ΔE 22.6 Dark slate grey · ΔE 26.1 Dim grey · ΔE 36.6 Dark slateblue · ΔE 39.8 Slate grey · ΔE 40.7 Steel blue · ΔE 42

Nearest named CSS colourBlack (#000000)ΔE 22.62, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3B1D05

Analogous#053B38, #05083B

Triadic#3B0523, #233B05

Split complementary#3B0508, #3B3805

Tetradic#38053B, #3B1D05, #083B05

Tints, shades & saturation

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

Lighter +40%#2091EC

Lighter +30%#1177C8

Lighter +20%#0D5B99

Lighter +10%#093F6A

Darker −10%#01070C

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#002440

Less saturated −25%#0D2233

Channel breakdown

G35

B59

Red5 (2%)

Green35 (13.7%)

Blue59 (23.1%)

Hue206.67°

Saturation (HSL)84.38%

Lightness12.55%

Dominant channelBlue

Hex per channelR 05 · G 23 · B 3B

Keep nerding

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

#05233B

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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