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Colour

#387ED8

  • #387ED8
  • Blue
  • Dark
  • Nearest: Cornflower blue

#387ED8 is a blue with RGB values 56, 126, 216 and HSL 214°, 67%, 53%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#387ED8#387ED8
HEX#387ED8
RGBrgb(56, 126, 216)
RGB (0–1)0.2196, 0.4941, 0.8471
RGB percentages22%, 49.4%, 84.7%
HSLhsl(213.8, 67.2%, 53.3%)
HSV / HSBhsv(213.8, 74.1%, 84.7%)
CMYK74.1%, 41.7%, 0%, 15.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,702,488
CSS custom property--colour: #387ED8;

Brightness & contrast

Relative luminance0.2072WCAG 2.x, 0 is black and 1 is white
Perceived brightness124.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.14:1
Contrast with white4.08:1WCAG normal text: Fail
Contrast with black5.14:1WCAG normal text: AA
Greyscale equivalent#767676
Inverted#C78127

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5286DCno red cones; affects about 1% of men; ΔE 4.8 from the original
Deuteranopia#3777D6no green cones; the most common form, about 1% of men; ΔE 4.6 from the original
Tritanopia#0093A0no blue cones; rare, and affects men and women equally; ΔE 51.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.08:1WCAG large text: AA
Contrast with black, large text5.14:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 9.8Dodgerblue · ΔE 12.9Royal blue · ΔE 22.3Steel blue · ΔE 24Medium purple · ΔE 28.3Slate blue · ΔE 28.8
Nearest named CSS colourCornflower blue (#6495ED)ΔE 9.83, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D89238
Analogous#38CED8, #4238D8
Triadic#D8387E, #7ED838
Split complementary#D84238, #CED838
Tetradic#D838CE, #D89238, #38D842

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E3EDF9
Lighter +30%#B8D1F1
Lighter +20%#8DB5E9
Lighter +10%#639AE0
Darker −10%#2465B9
Darker −20%#1C4E8E
Darker −30%#143764
Darker −40%#0B1F39
More saturated +25%#1A7AF6
Less saturated −25%#5682BA

Channel breakdown

R56
G126
B216
Red56 (22%)
Green126 (49.4%)
Blue216 (84.7%)
Hue213.75°
Saturation (HSL)67.23%
Lightness53.33%
Dominant channelBlue
Hex per channelR 38 · G 7E · B D8

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Every value on this page was computed from “387ed8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.