Recognised as Colour

#1D6CFD

#1D6CFD
Blue
Dark
Nearest: Royal blue

#1D6CFD is a blue with RGB values 29, 108, 253 and HSL 219°, 98%, 55%. It is a dark colour, so black text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#1D6CFD#1D6CFD

HEX#1D6CFD

RGBrgb(29, 108, 253)

RGB (0–1)0.1137, 0.4235, 0.9922

RGB percentages11.4%, 42.4%, 99.2%

HSLhsl(218.8, 98.2%, 55.3%)

HSV / HSBhsv(218.8, 88.5%, 99.2%)

CMYK88.5%, 57.3%, 0%, 0.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,928,445

CSS custom property--colour: #1D6CFD;

Brightness & contrast

Relative luminance0.18078WCAG 2.x, 0 is black and 1 is white

Perceived brightness120 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.62:1

Contrast with white4.55:1WCAG normal text: AA

Contrast with black4.62:1WCAG normal text: AA

Greyscale equivalent#666666

Inverted#E29302

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0080FFno red cones; affects about 1% of men; ΔE 15.5 from the original

Deuteranopia#006CFAno green cones; the most common form, about 1% of men; ΔE 2.2 from the original

Tritanopia#0091AAno blue cones; rare, and affects men and women equally; ΔE 78.4 from the original

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

Contrast with white, large text4.55:1WCAG large text: AAA

Contrast with black, large text4.62:1WCAG large text: AAA

Named colours

Royal blue · ΔE 14 Medium slateblue · ΔE 16.1 Slate blue · ΔE 21.3 Dodgerblue · ΔE 27.9 Medium purple · ΔE 29 Rebecca purple · ΔE 37

Nearest named CSS colourRoyal blue (#4169E1)ΔE 14.02, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#FDAE1D

Analogous#1DDCFD, #3E1DFD

Triadic#FD1D6C, #6CFD1D

Split complementary#FD3E1D, #DCFD1D

Tetradic#FD1DDC, #FDAE1D, #1DFD3E

Tints, shades & saturation

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

Lighter +40%#E7F0FF

Lighter +30%#B5CFFE

Lighter +20%#82AEFE

Lighter +10%#508DFD

Darker −10%#0252E5

Darker −20%#0240B2

Darker −30%#012E80

Darker −40%#011C4D

More saturated +25%#1B6BFF

Less saturated −25%#3A74E1

Channel breakdown

R29

G108

B253

Red29 (11.4%)

Green108 (42.4%)

Blue253 (99.2%)

Hue218.84°

Saturation (HSL)98.25%

Lightness55.29%

Dominant channelBlue

Hex per channelR 1D · G 6C · B FD

Keep nerding

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

#1D6CFD

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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