Recognised as Colour

#668DFB

#668DFB
Blue
Dark
Nearest: Dodgerblue

#668DFB is a blue with RGB values 102, 141, 251 and HSL 224°, 95%, 69%. It is a dark colour, so black text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#668DFB#668DFB

HEX#668DFB

RGBrgb(102, 141, 251)

RGB (0–1)0.4, 0.5529, 0.9843

RGB percentages40%, 55.3%, 98.4%

HSLhsl(224.3, 94.9%, 69.2%)

HSV / HSBhsv(224.3, 59.4%, 98.4%)

CMYK59.4%, 43.8%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,721,019

CSS custom property--colour: #668DFB;

Brightness & contrast

Relative luminance0.2884WCAG 2.x, 0 is black and 1 is white

Perceived brightness148.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.77:1

Contrast with white3.1:1WCAG normal text: Fail

Contrast with black6.77:1WCAG normal text: AA

Greyscale equivalent#8D8D8D

Inverted#997204

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5A99FFno red cones; affects about 1% of men; ΔE 8.7 from the original

Deuteranopia#448CF9no green cones; the most common form, about 1% of men; ΔE 6 from the original

Tritanopia#00A6B8no blue cones; rare, and affects men and women equally; ΔE 62.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.1:1WCAG large text: AA

Contrast with black, large text6.77:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 10.1 Cornflower blue · ΔE 13.8 Royal blue · ΔE 16 Medium purple · ΔE 20.7 Slate blue · ΔE 22.9 Medium slateblue · ΔE 24.5

Nearest named CSS colourDodgerblue (#1E90FF)ΔE 10.1, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#FBD466

Analogous#66D8FB, #8966FB

Triadic#FB668D, #8DFB66

Split complementary#FB8A66, #D7FB66

Tetradic#FB66D8, #FBD466, #66FB8A

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FBFCFF

Lighter +20%#C9D7FE

Lighter +10%#98B2FC

Darker −10%#3468FA

Darker −20%#0645F5

Darker −30%#0537C3

Darker −40%#042991

More saturated +25%#628BFF

Less saturated −25%#7A96E7

Channel breakdown

R102

G141

B251

Red102 (40%)

Green141 (55.3%)

Blue251 (98.4%)

Hue224.3°

Saturation (HSL)94.9%

Lightness69.22%

Dominant channelBlue

Hex per channelR 66 · G 8D · B FB

Keep nerding

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

#668DFB

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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