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Recognised as Colour

#668EFC

  • #668EFC
  • Blue
  • Dark
  • Nearest: Dodgerblue

#668EFC is a blue with RGB values 102, 142, 252 and HSL 224°, 96%, 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

#668EFC#668EFC
HEX#668EFC
RGBrgb(102, 142, 252)
RGB (0–1)0.4, 0.5569, 0.9882
RGB percentages40%, 55.7%, 98.8%
HSLhsl(224, 96.2%, 69.4%)
HSV / HSBhsv(224, 59.5%, 98.8%)
CMYK59.5%, 43.7%, 0%, 1.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,721,276
CSS custom property--colour: #668EFC;

Brightness & contrast

Relative luminance0.29199WCAG 2.x, 0 is black and 1 is white
Perceived brightness149 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.84:1
Contrast with white3.07:1WCAG normal text: Fail
Contrast with black6.84:1WCAG normal text: AA
Greyscale equivalent#8D8D8D
Inverted#997103

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5B9AFFno red cones; affects about 1% of men; ΔE 9 from the original
Deuteranopia#458DFAno green cones; the most common form, about 1% of men; ΔE 5.8 from the original
Tritanopia#00A7B9no blue cones; rare, and affects men and women equally; ΔE 62.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.07:1WCAG large text: AA
Contrast with black, large text6.84:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 9.9Cornflower blue · ΔE 13.6Royal blue · ΔE 16.4Medium purple · ΔE 21.1Slate blue · ΔE 23.4Medium slateblue · ΔE 24.8
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 9.88, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FCD466
Analogous#66D9FC, #8966FC
Triadic#FC668E, #8EFC66
Split complementary#FC8966, #D9FC66
Tetradic#FC66D9, #FCD466, #66FC89

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FCFDFF
Lighter +20%#CAD8FE
Lighter +10%#98B3FD
Darker −10%#3469FB
Darker −20%#0545F7
Darker −30%#0437C5
Darker −40%#032993
More saturated +25%#638DFF
Less saturated −25%#7A97E9

Channel breakdown

R102
G142
B252
Red102 (40%)
Green142 (55.7%)
Blue252 (98.8%)
Hue224°
Saturation (HSL)96.15%
Lightness69.41%
Dominant channelBlue
Hex per channelR 66 · G 8E · B FC

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Every value on this page was computed from “668efc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.