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Recognised as Colour

#388EDC

  • #388EDC
  • Blue
  • Dark
  • Nearest: Cornflower blue

#388EDC is a blue with RGB values 56, 142, 220 and HSL 209°, 70%, 54%. It is a dark colour, so black text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#388EDC#388EDC
HEX#388EDC
RGBrgb(56, 142, 220)
RGB (0–1)0.2196, 0.5569, 0.8627
RGB percentages22%, 55.7%, 86.3%
HSLhsl(208.5, 70.1%, 54.1%)
HSV / HSBhsv(208.5, 74.5%, 86.3%)
CMYK74.5%, 35.5%, 0%, 13.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,706,588
CSS custom property--colour: #388EDC;

Brightness & contrast

Relative luminance0.25354WCAG 2.x, 0 is black and 1 is white
Perceived brightness135.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.07:1
Contrast with white3.46:1WCAG normal text: Fail
Contrast with black6.07:1WCAG normal text: AA
Greyscale equivalent#818181
Inverted#C77123

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6A92DFno red cones; affects about 1% of men; ΔE 8.9 from the original
Deuteranopia#5283DAno green cones; the most common form, about 1% of men; ΔE 10.4 from the original
Tritanopia#00A1ABno blue cones; rare, and affects men and women equally; ΔE 44.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.46:1WCAG large text: AA
Contrast with black, large text6.07:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 10.1Steel blue · ΔE 16.4Dodgerblue · ΔE 18.9Deep skyblue · ΔE 24.1Light skyblue · ΔE 31.2Royal blue · ΔE 32.9
Nearest named CSS colourCornflower blue (#6495ED)ΔE 10.13, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DC8638
Analogous#38DCD8, #383CDC
Triadic#DC388E, #8EDC38
Split complementary#DC383C, #DCD838
Tetradic#D838DC, #DC8638, #3CDC38

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E5F1FB
Lighter +30%#BAD8F3
Lighter +20%#8FBFEB
Lighter +10%#63A7E4
Darker −10%#2274BF
Darker −20%#1A5A94
Darker −30%#124069
Darker −40%#0B253D
More saturated +25%#1B8FF9
Less saturated −25%#558DBF

Channel breakdown

R56
G142
B220
Red56 (22%)
Green142 (55.7%)
Blue220 (86.3%)
Hue208.54°
Saturation (HSL)70.09%
Lightness54.12%
Dominant channelBlue
Hex per channelR 38 · G 8E · B DC

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Every value on this page was computed from “388edc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.