Colour

#477BD0

#477BD0
Blue
Dark
Nearest: Cornflower blue

#477BD0 is a blue with RGB values 71, 123, 208 and HSL 217°, 59%, 55%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#477BD0#477BD0

HEX#477BD0

RGBrgb(71, 123, 208)

RGB (0–1)0.2784, 0.4824, 0.8157

RGB percentages27.8%, 48.2%, 81.6%

HSLhsl(217.2, 59.3%, 54.7%)

HSV / HSBhsv(217.2, 65.9%, 81.6%)

CMYK65.9%, 40.9%, 0%, 18.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,684,752

CSS custom property--colour: #477BD0;

Brightness & contrast

Relative luminance0.2006WCAG 2.x, 0 is black and 1 is white

Perceived brightness123.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.01:1

Contrast with white4.19:1WCAG normal text: Fail

Contrast with black5.01:1WCAG normal text: AA

Greyscale equivalent#767676

Inverted#B8842F

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5483D3no red cones; affects about 1% of men; ΔE 4.5 from the original

Deuteranopia#3F76CEno green cones; the most common form, about 1% of men; ΔE 2.8 from the original

Tritanopia#008E9Bno blue cones; rare, and affects men and women equally; ΔE 49.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text4.19:1WCAG large text: AA

Contrast with black, large text5.01:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 10 Dodgerblue · ΔE 16.1 Steel blue · ΔE 21.9 Royal blue · ΔE 23.4 Medium purple · ΔE 27.1 Dark slateblue · ΔE 27.5

Nearest named CSS colourCornflower blue (#6495ED)ΔE 10.04, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#D09C47

Analogous#47C0D0, #5847D0

Triadic#D0477B, #7BD047

Split complementary#D05747, #C0D047

Tetradic#D047C0, #D09C47, #47D057

Tints, shades & saturation

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

Lighter +40%#E9F0FA

Lighter +30%#C1D2EF

Lighter +20%#98B5E5

Lighter +10%#7098DA

Darker −10%#2E62B6

Darker −20%#244C8D

Darker −30%#1A3664

Darker −40%#0F203C

More saturated +25%#2A74ED

Less saturated −25%#6482B3

Channel breakdown

R71

G123

B208

Red71 (27.8%)

Green123 (48.2%)

Blue208 (81.6%)

Hue217.23°

Saturation (HSL)59.31%

Lightness54.71%

Dominant channelBlue

Hex per channelR 47 · G 7B · B D0

Keep nerding

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

#477BD0

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