Colour

#3D75FB

#3D75FB
Blue
Dark
Nearest: Royal blue

#3D75FB is a blue with RGB values 61, 117, 251 and HSL 222°, 96%, 61%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#3D75FB#3D75FB

HEX#3D75FB

RGBrgb(61, 117, 251)

RGB (0–1)0.2392, 0.4588, 0.9843

RGB percentages23.9%, 45.9%, 98.4%

HSLhsl(222.3, 96%, 61.2%)

HSV / HSBhsv(222.3, 75.7%, 98.4%)

CMYK75.7%, 53.4%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,027,899

CSS custom property--colour: #3D75FB;

Brightness & contrast

Relative luminance0.2068WCAG 2.x, 0 is black and 1 is white

Perceived brightness127.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.14:1

Contrast with white4.09:1WCAG normal text: Fail

Contrast with black5.14:1WCAG normal text: AA

Greyscale equivalent#737373

Inverted#C28A04

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0087FFno red cones; affects about 1% of men; ΔE 14.4 from the original

Deuteranopia#0075F8no green cones; the most common form, about 1% of men; ΔE 4.9 from the original

Tritanopia#0096ADno blue cones; rare, and affects men and women equally; ΔE 73 from the original

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

Contrast with white, large text4.09:1WCAG large text: AA

Contrast with black, large text5.14:1WCAG large text: AAA

Named colours

Royal blue · ΔE 8.4 Medium slateblue · ΔE 15 Slate blue · ΔE 18.1 Dodgerblue · ΔE 20.8 Medium purple · ΔE 24 Cornflower blue · ΔE 30.7

Nearest named CSS colourRoyal blue (#4169E1)ΔE 8.44, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#FBC33D

Analogous#3DD4FB, #643DFB

Triadic#FB3D75, #75FB3D

Split complementary#FB643D, #D4FB3D

Tetradic#FB3DD4, #FBC33D, #3DFB64

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#D3E0FE

Lighter +20%#A1BCFD

Lighter +10%#6F99FC

Darker −10%#0B51FA

Darker −20%#0440CE

Darker −30%#03309C

Darker −40%#02216A

More saturated +25%#3973FF

Less saturated −25%#567FE2

Channel breakdown

R61

G117

B251

Red61 (23.9%)

Green117 (45.9%)

Blue251 (98.4%)

Hue222.32°

Saturation (HSL)95.96%

Lightness61.18%

Dominant channelBlue

Hex per channelR 3D · G 75 · B FB

Keep nerding

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#3D75FB

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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