Recognised as Colour

#42476C

#42476C
Blue
Dark
Nearest: Steel blue

#42476C is a blue with RGB values 66, 71, 108 and HSL 233°, 24%, 34%. It is a dark colour, so white text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#42476C#42476C

HEX#42476C

RGBrgb(66, 71, 108)

RGB (0–1)0.2588, 0.2784, 0.4235

RGB percentages25.9%, 27.8%, 42.4%

HSLhsl(232.9, 24.1%, 34.1%)

HSV / HSBhsv(232.9, 38.9%, 42.4%)

CMYK38.9%, 34.3%, 0%, 57.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,343,660

CSS custom property--colour: #42476C;

Brightness & contrast

Relative luminance0.06747WCAG 2.x, 0 is black and 1 is white

Perceived brightness74.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.94:1

Contrast with white8.94:1WCAG normal text: AAA

Contrast with black2.35:1WCAG normal text: Fail

Greyscale equivalent#494949

Inverted#BDB893

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3B4B6Eno red cones; affects about 1% of men; ΔE 4.2 from the original

Deuteranopia#38486Bno green cones; the most common form, about 1% of men; ΔE 4 from the original

Tritanopia#364E54no blue cones; rare, and affects men and women equally; ΔE 22 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text8.94:1WCAG large text: AAA

Contrast with black, large text2.35:1WCAG large text: Fail

Named colours

Steel blue · ΔE 26.5 Slate grey · ΔE 26.5 Dark slateblue · ΔE 26.9 Dim grey · ΔE 27 Dark slate grey · ΔE 27 Light slate grey · ΔE 28.9

Nearest named CSS colourSteel blue (#4682B4)ΔE 26.46, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#6C6742

Analogous#425C6C, #52426C

Triadic#6C4247, #476C42

Split complementary#6C5242, #5C6C42

Tetradic#6C425C, #6C6742, #426C52

Tints, shades & saturation

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

Lighter +40%#ADB1CD

Lighter +30%#8D93BA

Lighter +20%#6E74A6

Lighter +10%#555C8C

Darker −10%#2F324C

Darker −20%#1B1D2D

Darker −30%#08090D

Darker −40%#000000

More saturated +25%#2C3682

Less saturated −25%#575757

Channel breakdown

R66

G71

B108

Red66 (25.9%)

Green71 (27.8%)

Blue108 (42.4%)

Hue232.86°

Saturation (HSL)24.14%

Lightness34.12%

Dominant channelBlue

Hex per channelR 42 · G 47 · B 6C

Keep nerding

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

#42476C

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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