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Recognised as Colour

#306EEE

  • #306EEE
  • Blue
  • Dark
  • Nearest: Royal blue

#306EEE is a blue with RGB values 48, 110, 238 and HSL 220°, 85%, 56%. 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

#306EEE#306EEE
HEX#306EEE
RGBrgb(48, 110, 238)
RGB (0–1)0.1882, 0.4314, 0.9333
RGB percentages18.8%, 43.1%, 93.3%
HSLhsl(220.4, 84.8%, 56.1%)
HSV / HSBhsv(220.4, 79.8%, 93.3%)
CMYK79.8%, 53.8%, 0%, 6.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,174,126
CSS custom property--colour: #306EEE;

Brightness & contrast

Relative luminance0.17953WCAG 2.x, 0 is black and 1 is white
Perceived brightness119.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.59:1
Contrast with white4.57:1WCAG normal text: AA
Contrast with black4.59:1WCAG normal text: AA
Greyscale equivalent#6A6A6A
Inverted#CF9111

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#007FF2no red cones; affects about 1% of men; ΔE 13.1 from the original
Deuteranopia#006DEBno green cones; the most common form, about 1% of men; ΔE 3.2 from the original
Tritanopia#008EA3no blue cones; rare, and affects men and women equally; ΔE 70.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.57:1WCAG large text: AAA
Contrast with black, large text4.59:1WCAG large text: AAA

Named colours

Royal blue · ΔE 5Medium slateblue · ΔE 16Slate blue · ΔE 16.4Dodgerblue · ΔE 20Medium purple · ΔE 23.3Cornflower blue · ΔE 29.3
Nearest named CSS colourRoyal blue (#4169E1)ΔE 5.01, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EEB030
Analogous#30CDEE, #5130EE
Triadic#EE306E, #6EEE30
Split complementary#EE5130, #CDEE30
Tetradic#EE30CD, #EEB030, #30EE51

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EDF2FD
Lighter +30%#BDD1FA
Lighter +20%#8EB0F6
Lighter +10%#5F8FF2
Darker −10%#1253D9
Darker −20%#0E41AA
Darker −30%#0A2F7B
Darker −40%#061D4C
More saturated +25%#1F68FF
Less saturated −25%#4C78D2

Channel breakdown

R48
G110
B238
Red48 (18.8%)
Green110 (43.1%)
Blue238 (93.3%)
Hue220.42°
Saturation (HSL)84.82%
Lightness56.08%
Dominant channelBlue
Hex per channelR 30 · G 6E · B EE

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Every value on this page was computed from “306eee” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.