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Recognised as Colour

#878EDD

  • #878EDD
  • Blue
  • Dark
  • Nearest: Cornflower blue

#878EDD is a blue with RGB values 135, 142, 221 and HSL 235°, 56%, 70%. It is a dark colour, so black text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#878EDD#878EDD
HEX#878EDD
RGBrgb(135, 142, 221)
RGB (0–1)0.5294, 0.5569, 0.8667
RGB percentages52.9%, 55.7%, 86.7%
HSLhsl(235.1, 55.8%, 69.8%)
HSV / HSBhsv(235.1, 38.9%, 86.7%)
CMYK38.9%, 35.7%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,883,933
CSS custom property--colour: #878EDD;

Brightness & contrast

Relative luminance0.29717WCAG 2.x, 0 is black and 1 is white
Perceived brightness151.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.94:1
Contrast with white3.02:1WCAG normal text: Fail
Contrast with black6.94:1WCAG normal text: AA
Greyscale equivalent#929292
Inverted#787122

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7498E0no red cones; affects about 1% of men; ΔE 9.9 from the original
Deuteranopia#6E91DBno green cones; the most common form, about 1% of men; ΔE 8.6 from the original
Tritanopia#6D9DABno blue cones; rare, and affects men and women equally; ΔE 40.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.02:1WCAG large text: AA
Contrast with black, large text6.94:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 11.1Medium purple · ΔE 22.9Dodgerblue · ΔE 23.4Steel blue · ΔE 24.3Plum · ΔE 27.5Royal blue · ΔE 29.3
Nearest named CSS colourCornflower blue (#6495ED)ΔE 11.06, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DDD687
Analogous#87B9DD, #AB87DD
Triadic#DD878E, #8EDD87
Split complementary#DDAB87, #B9DD87
Tetradic#DD87B9, #DDD687, #87DDAB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FEFEFF
Lighter +20%#D6D9F4
Lighter +10%#AFB3E8
Darker −10%#5F69D2
Darker −20%#3844C6
Darker −30%#2D369E
Darker −40%#222876
More saturated +25%#747EF0
Less saturated −25%#9A9ECA

Channel breakdown

R135
G142
B221
Red135 (52.9%)
Green142 (55.7%)
Blue221 (86.7%)
Hue235.12°
Saturation (HSL)55.84%
Lightness69.8%
Dominant channelBlue
Hex per channelR 87 · G 8E · B DD

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Every value on this page was computed from “878edd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.