Colour

#305FCD

#305FCD
Blue
Dark
Nearest: Royal blue

#305FCD is a blue with RGB values 48, 95, 205 and HSL 222°, 62%, 50%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#305FCD#305FCD

HEX#305FCD

RGBrgb(48, 95, 205)

RGB (0–1)0.1882, 0.3725, 0.8039

RGB percentages18.8%, 37.3%, 80.4%

HSLhsl(222, 62.1%, 49.6%)

HSV / HSBhsv(222, 76.6%, 80.4%)

CMYK76.6%, 53.7%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,170,253

CSS custom property--colour: #305FCD;

Brightness & contrast

Relative luminance0.13221WCAG 2.x, 0 is black and 1 is white

Perceived brightness103.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.76:1

Contrast with white5.76:1WCAG normal text: AA

Contrast with black3.64:1WCAG normal text: Fail

Greyscale equivalent#5D5D5D

Inverted#CFA032

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#006DD1no red cones; affects about 1% of men; ΔE 11.4 from the original

Deuteranopia#005FCBno green cones; the most common form, about 1% of men; ΔE 4 from the original

Tritanopia#007A8Dno blue cones; rare, and affects men and women equally; ΔE 62.2 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text5.76:1WCAG large text: AAA

Contrast with black, large text3.64:1WCAG large text: AA

Named colours

Royal blue · ΔE 6.7 Slate blue · ΔE 13.5 Medium slateblue · ΔE 20.4 Dodgerblue · ΔE 21.1 Medium purple · ΔE 21.4 Dark slateblue · ΔE 23.2

Nearest named CSS colourRoyal blue (#4169E1)ΔE 6.72, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#CD9E30

Analogous#30ADCD, #5030CD

Triadic#CD305F, #5FCD30

Split complementary#CD5030, #ADCD30

Tetradic#CD30AD, #CD9E30, #30CD50

Tints, shades & saturation

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

Lighter +40%#D4DEF5

Lighter +30%#ABBEEB

Lighter +20%#819EE2

Lighter +10%#587ED8

Darker −10%#264CA4

Darker −20%#1D397A

Darker −30%#132651

Darker −40%#091228

More saturated +25%#1052ED

Less saturated −25%#506CAD

Channel breakdown

R48

G95

B205

Red48 (18.8%)

Green95 (37.3%)

Blue205 (80.4%)

Hue222.04°

Saturation (HSL)62.06%

Lightness49.61%

Dominant channelBlue

Hex per channelR 30 · G 5F · B CD

Keep nerding

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

#305FCD

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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