Colour

#393C43

#393C43
Blue
Dark
Nearest: Dark slate grey

#393C43 is a blue with RGB values 57, 60, 67 and HSL 222°, 8%, 24%. It is a dark colour, so white text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#393C43#393C43

HEX#393C43

RGBrgb(57, 60, 67)

RGB (0–1)0.2235, 0.2353, 0.2627

RGB percentages22.4%, 23.5%, 26.3%

HSLhsl(222, 8.1%, 24.3%)

HSV / HSBhsv(222, 14.9%, 26.3%)

CMYK14.9%, 10.4%, 0%, 73.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,750,979

CSS custom property--colour: #393C43;

Brightness & contrast

Relative luminance0.04507WCAG 2.x, 0 is black and 1 is white

Perceived brightness60 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.04:1

Contrast with white11.04:1WCAG normal text: AAA

Contrast with black1.9:1WCAG normal text: Fail

Greyscale equivalent#3C3C3C

Inverted#C6C3BC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3A3C43no red cones; affects about 1% of men; ΔE 0.4 from the original

Deuteranopia#393C43no green cones; the most common form, about 1% of men; ΔE 0 from the original

Tritanopia#373D3Eno blue cones; rare, and affects men and women equally; ΔE 4.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text11.04:1WCAG large text: AAA

Contrast with black, large text1.9:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 13.6 Dim grey · ΔE 19.7 Black · ΔE 25.7 Slate grey · ΔE 28.3 Gray · ΔE 28.7 Light slate grey · ΔE 31.4

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 13.59, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#434039

Analogous#394143, #3B3943

Triadic#43393C, #3C4339

Split complementary#433B39, #414339

Tetradic#433941, #434039, #39433B

Tints, shades & saturation

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

Lighter +40%#9DA1AB

Lighter +30%#818794

Lighter +20%#686D7A

Lighter +10%#50555F

Darker −10%#222327

Darker −20%#0A0B0C

Darker −30%#000000

Darker −40%#000000

More saturated +25%#2A3653

Less saturated −25%#3E3E3E

Channel breakdown

R57

G60

B67

Red57 (22.4%)

Green60 (23.5%)

Blue67 (26.3%)

Hue222°

Saturation (HSL)8.06%

Lightness24.31%

Dominant channelBlue

Hex per channelR 39 · G 3C · B 43

Keep nerding

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

#393C43

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