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Recognised as Colour

#678EE2

  • #678EE2
  • Blue
  • Dark
  • Nearest: Cornflower blue

#678EE2 is a blue with RGB values 103, 142, 226 and HSL 221°, 68%, 65%. It is a dark colour, so black text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#678EE2#678EE2
HEX#678EE2
RGBrgb(103, 142, 226)
RGB (0–1)0.4039, 0.5569, 0.8863
RGB percentages40.4%, 55.7%, 88.6%
HSLhsl(221, 68%, 64.5%)
HSV / HSBhsv(221, 54.4%, 88.6%)
CMYK54.4%, 37.2%, 0%, 11.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,786,786
CSS custom property--colour: #678EE2;

Brightness & contrast

Relative luminance0.27721WCAG 2.x, 0 is black and 1 is white
Perceived brightness144.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.54:1
Contrast with white3.21:1WCAG normal text: Fail
Contrast with black6.54:1WCAG normal text: AA
Greyscale equivalent#8C8C8C
Inverted#98711D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6C96E5no red cones; affects about 1% of men; ΔE 4.4 from the original
Deuteranopia#5D8AE0no green cones; the most common form, about 1% of men; ΔE 2.4 from the original
Tritanopia#1FA0ADno blue cones; rare, and affects men and women equally; ΔE 49.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.21:1WCAG large text: AA
Contrast with black, large text6.54:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 3.6Dodgerblue · ΔE 16.6Steel blue · ΔE 21.9Medium purple · ΔE 26.8Royal blue · ΔE 26.9Slate blue · ΔE 31.2
Nearest named CSS colourCornflower blue (#6495ED)ΔE 3.59, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E2BB67
Analogous#67CBE2, #7E67E2
Triadic#E2678E, #8EE267
Split complementary#E27E67, #CBE267
Tetradic#E267CB, #E2BB67, #67E27E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E7EEFB
Lighter +20%#BDCEF2
Lighter +10%#92AEEA
Darker −10%#3C6EDA
Darker −20%#2455BF
Darker −30%#1C4294
Darker −40%#142F69
More saturated +25%#5086F9
Less saturated −25%#7E96CB

Channel breakdown

R103
G142
B226
Red103 (40.4%)
Green142 (55.7%)
Blue226 (88.6%)
Hue220.98°
Saturation (HSL)67.96%
Lightness64.51%
Dominant channelBlue
Hex per channelR 67 · G 8E · B E2

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Every value on this page was computed from “678ee2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.