Colour

#3A4154

#3A4154
Blue
Dark
Nearest: Dark slate grey

#3A4154 is a blue with RGB values 58, 65, 84 and HSL 224°, 18%, 28%. It is a dark colour, so white text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#3A4154#3A4154

HEX#3A4154

RGBrgb(58, 65, 84)

RGB (0–1)0.2275, 0.2549, 0.3294

RGB percentages22.7%, 25.5%, 32.9%

HSLhsl(223.8, 18.3%, 27.8%)

HSV / HSBhsv(223.8, 31%, 32.9%)

CMYK31%, 22.6%, 0%, 67.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,817,812

CSS custom property--colour: #3A4154;

Brightness & contrast

Relative luminance0.0532WCAG 2.x, 0 is black and 1 is white

Perceived brightness65.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.17:1

Contrast with white10.17:1WCAG normal text: AAA

Contrast with black2.06:1WCAG normal text: Fail

Greyscale equivalent#414141

Inverted#C5BEAB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3B4255no red cones; affects about 1% of men; ΔE 0.4 from the original

Deuteranopia#394054no green cones; the most common form, about 1% of men; ΔE 0.8 from the original

Tritanopia#334547no blue cones; rare, and affects men and women equally; ΔE 12.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text10.17:1WCAG large text: AAA

Contrast with black, large text2.06:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 16.8 Dim grey · ΔE 20.9 Slate grey · ΔE 25.6 Light slate grey · ΔE 28.7 Gray · ΔE 28.8 Black · ΔE 30.3

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 16.76, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#544D3A

Analogous#3A4E54, #403A54

Triadic#543A41, #41543A

Split complementary#54403A, #4E543A

Tetradic#543A4E, #544D3A, #3A5440

Tints, shades & saturation

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

Lighter +40%#9EA6BC

Lighter +30%#808AA7

Lighter +20%#647090

Lighter +10%#4F5872

Darker −10%#252A36

Darker −20%#101218

Darker −30%#000000

Darker −40%#000000

More saturated +25%#283966

Less saturated −25%#474747

Channel breakdown

R58

G65

B84

Red58 (22.7%)

Green65 (25.5%)

Blue84 (32.9%)

Hue223.85°

Saturation (HSL)18.31%

Lightness27.84%

Dominant channelBlue

Hex per channelR 3A · G 41 · B 54

Keep nerding

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

#3A4154

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