Colour

#3F5075

#3F5075
Blue
Dark
Nearest: Steel blue

#3F5075 is a blue with RGB values 63, 80, 117 and HSL 221°, 30%, 35%. It is a dark colour, so white text on it reaches 8:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#3F5075#3F5075

HEX#3F5075

RGBrgb(63, 80, 117)

RGB (0–1)0.2471, 0.3137, 0.4588

RGB percentages24.7%, 31.4%, 45.9%

HSLhsl(221.1, 30%, 35.3%)

HSV / HSBhsv(221.1, 46.2%, 45.9%)

CMYK46.2%, 31.6%, 0%, 54.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,149,365

CSS custom property--colour: #3F5075;

Brightness & contrast

Relative luminance0.08078WCAG 2.x, 0 is black and 1 is white

Perceived brightness80.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.03:1

Contrast with white8.03:1WCAG normal text: AAA

Contrast with black2.62:1WCAG normal text: Fail

Greyscale equivalent#4F4F4F

Inverted#C0AF8A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#435377no red cones; affects about 1% of men; ΔE 1.5 from the original

Deuteranopia#3D4E74no green cones; the most common form, about 1% of men; ΔE 1.1 from the original

Tritanopia#2B585Dno blue cones; rare, and affects men and women equally; ΔE 23.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text8.03:1WCAG large text: AAA

Contrast with black, large text2.62:1WCAG large text: Fail

Named colours

Steel blue · ΔE 22 Slate grey · ΔE 23.4 Dark slate grey · ΔE 25.3 Light slate grey · ΔE 25.7 Dim grey · ΔE 25.7 Dark slateblue · ΔE 29.1

Nearest named CSS colourSteel blue (#4682B4)ΔE 21.99, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#75643F

Analogous#3F6B75, #493F75

Triadic#753F50, #50753F

Split complementary#75493F, #6B753F

Tetradic#753F6B, #75643F, #3F7549

Tints, shades & saturation

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

Lighter +40%#ADB9D3

Lighter +30%#8C9DC1

Lighter +20%#6B80AF

Lighter +10%#516796

Darker −10%#2D3954

Darker −20%#1B2333

Darker −30%#090C12

Darker −40%#000000

More saturated +25%#28488B

Less saturated −25%#56585E

Channel breakdown

R63

G80

B117

Red63 (24.7%)

Green80 (31.4%)

Blue117 (45.9%)

Hue221.11°

Saturation (HSL)30%

Lightness35.29%

Dominant channelBlue

Hex per channelR 3F · G 50 · B 75

Keep nerding

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

#3F5075

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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