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Recognised as Colour

#4285DE

  • #4285DE
  • Blue
  • Dark
  • Nearest: Cornflower blue

#4285DE is a blue with RGB values 66, 133, 222 and HSL 214°, 70%, 56%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#4285DE#4285DE
HEX#4285DE
RGBrgb(66, 133, 222)
RGB (0–1)0.2588, 0.5216, 0.8706
RGB percentages25.9%, 52.2%, 87.1%
HSLhsl(214.2, 70.3%, 56.5%)
HSV / HSBhsv(214.2, 70.3%, 87.1%)
CMYK70.3%, 40.1%, 0%, 12.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,359,646
CSS custom property--colour: #4285DE;

Brightness & contrast

Relative luminance0.23207WCAG 2.x, 0 is black and 1 is white
Perceived brightness131.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.64:1
Contrast with white3.72:1WCAG normal text: Fail
Contrast with black5.64:1WCAG normal text: AA
Greyscale equivalent#7D7D7D
Inverted#BD7A21

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5B8CE2no red cones; affects about 1% of men; ΔE 4.5 from the original
Deuteranopia#437EDCno green cones; the most common form, about 1% of men; ΔE 4.7 from the original
Tritanopia#009AA7no blue cones; rare, and affects men and women equally; ΔE 50.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.72:1WCAG large text: AA
Contrast with black, large text5.64:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 7.2Dodgerblue · ΔE 12.6Steel blue · ΔE 23Royal blue · ΔE 24Medium purple · ΔE 28.9Slate blue · ΔE 30.4
Nearest named CSS colourCornflower blue (#6495ED)ΔE 7.16, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DE9B42
Analogous#42D3DE, #4D42DE
Triadic#DE4285, #85DE42
Split complementary#DE4D42, #D3DE42
Tetradic#DE42D3, #DE9B42, #42DE4D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F0F5FC
Lighter +30%#C4D9F5
Lighter +20%#99BDED
Lighter +10%#6DA1E6
Darker −10%#236BCA
Darker −20%#1C549E
Darker −30%#143D73
Darker −40%#0C2648
More saturated +25%#2681FA
Less saturated −25%#5E89C2

Channel breakdown

R66
G133
B222
Red66 (25.9%)
Green133 (52.2%)
Blue222 (87.1%)
Hue214.23°
Saturation (HSL)70.27%
Lightness56.47%
Dominant channelBlue
Hex per channelR 42 · G 85 · B DE

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Every value on this page was computed from “4285de” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.