Recognised as Colour

#040118

#040118
Blue
Dark
Nearest: Black

#040118 is a blue with RGB values 4, 1, 24 and HSL 248°, 92%, 5%. It is a dark colour, so white text on it reaches 20.5:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#040118#040118

HEX#040118

RGBrgb(4, 1, 24)

RGB (0–1)0.0157, 0.0039, 0.0941

RGB percentages1.6%, 0.4%, 9.4%

HSLhsl(247.8, 92%, 4.9%)

HSV / HSBhsv(247.8, 95.8%, 9.4%)

CMYK83.3%, 95.8%, 0%, 90.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer262,424

CSS custom property--colour: #040118;

Brightness & contrast

Relative luminance0.00113WCAG 2.x, 0 is black and 1 is white

Perceived brightness8.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 20.53:1

Contrast with white20.53:1WCAG normal text: AAA

Contrast with black1.02:1WCAG normal text: Fail

Greyscale equivalent#030303

Inverted#FBFEE7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#000419no red cones; affects about 1% of men; ΔE 2 from the original

Deuteranopia#000318no green cones; the most common form, about 1% of men; ΔE 1.9 from the original

Tritanopia#00050Ano blue cones; rare, and affects men and women equally; ΔE 10 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text20.53:1WCAG large text: AAA

Contrast with black, large text1.02:1WCAG large text: Fail

Named colours

Black · ΔE 11.8 Dark slate grey · ΔE 35.2 Dim grey · ΔE 45 Dark slateblue · ΔE 48.2 Midnight blue · ΔE 49.5 Slate grey · ΔE 52.3

Nearest named CSS colourBlack (#000000)ΔE 11.82, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#151801

Analogous#010918, #100118

Triadic#180401, #011804

Split complementary#181001, #091801

Tetradic#180109, #151801, #011810

Tints, shades & saturation

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

Lighter +40%#2509DC

Lighter +30%#1C07AB

Lighter +20%#14057A

Lighter +10%#0C0349

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#030019

Less saturated −25%#060415

Channel breakdown

B24

Red4 (1.6%)

Green1 (0.4%)

Blue24 (9.4%)

Hue247.83°

Saturation (HSL)92%

Lightness4.9%

Dominant channelBlue

Hex per channelR 04 · G 01 · B 18

Keep nerding

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

#040118

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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