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Recognised as Colour

#066CCA

  • #066CCA
  • Blue
  • Dark
  • Nearest: Dodgerblue

#066CCA is a blue with RGB values 6, 108, 202 and HSL 209°, 94%, 41%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#066CCA#066CCA
HEX#066CCA
RGBrgb(6, 108, 202)
RGB (0–1)0.0235, 0.4235, 0.7922
RGB percentages2.4%, 42.4%, 79.2%
HSLhsl(208.8, 94.2%, 40.8%)
HSV / HSBhsv(208.8, 97%, 79.2%)
CMYK97%, 46.5%, 0%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer421,066
CSS custom property--colour: #066CCA;

Brightness & contrast

Relative luminance0.15028WCAG 2.x, 0 is black and 1 is white
Perceived brightness107.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.24:1
Contrast with white5.24:1WCAG normal text: AA
Contrast with black4.01:1WCAG normal text: Fail
Greyscale equivalent#5D5D5D
Inverted#F99335

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3675CEno red cones; affects about 1% of men; ΔE 5.4 from the original
Deuteranopia#0065C8no green cones; the most common form, about 1% of men; ΔE 4.8 from the original
Tritanopia#008391no blue cones; rare, and affects men and women equally; ΔE 53.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.24:1WCAG large text: AAA
Contrast with black, large text4.01:1WCAG large text: AA

Named colours

Dodgerblue · ΔE 15.7Cornflower blue · ΔE 17.5Royal blue · ΔE 18.3Dark slateblue · ΔE 25.3Slate blue · ΔE 25.3Medium purple · ΔE 28.2
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 15.73, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CA6406
Analogous#06CAC6, #060ACA
Triadic#CA066C, #6CCA06
Split complementary#CA060A, #CAC606
Tetradic#C606CA, #CA6406, #0ACA06

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A0D0FC
Lighter +30%#6EB7FB
Lighter +20%#3D9FF9
Lighter +10%#0B86F8
Darker −10%#055298
Darker −20%#033767
Darker −30%#021D35
Darker −40%#000204
More saturated +25%#006CD0
Less saturated −25%#206BB0

Channel breakdown

R6
G108
B202
Red6 (2.4%)
Green108 (42.4%)
Blue202 (79.2%)
Hue208.78°
Saturation (HSL)94.23%
Lightness40.78%
Dominant channelBlue
Hex per channelR 06 · G 6C · B CA

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Every value on this page was computed from “066cca” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.