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Colour

#4388DE

  • #4388DE
  • Blue
  • Dark
  • Nearest: Cornflower blue

#4388DE is a blue with RGB values 67, 136, 222 and HSL 213°, 70%, 57%. It is a dark colour, so black text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#4388DE#4388DE
HEX#4388DE
RGBrgb(67, 136, 222)
RGB (0–1)0.2627, 0.5333, 0.8706
RGB percentages26.3%, 53.3%, 87.1%
HSLhsl(213.3, 70.1%, 56.7%)
HSV / HSBhsv(213.3, 69.8%, 87.1%)
CMYK69.8%, 38.7%, 0%, 12.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,425,950
CSS custom property--colour: #4388DE;

Brightness & contrast

Relative luminance0.24076WCAG 2.x, 0 is black and 1 is white
Perceived brightness133.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.82:1
Contrast with white3.61:1WCAG normal text: Fail
Contrast with black5.82:1WCAG normal text: AA
Greyscale equivalent#808080
Inverted#BC7721

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#608EE1no red cones; affects about 1% of men; ΔE 5.1 from the original
Deuteranopia#4980DCno green cones; the most common form, about 1% of men; ΔE 5.9 from the original
Tritanopia#009CA8no blue cones; rare, and affects men and women equally; ΔE 49.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.61:1WCAG large text: AA
Contrast with black, large text5.82:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 6.6Dodgerblue · ΔE 14.1Steel blue · ΔE 21.1Royal blue · ΔE 26.4Deep skyblue · ΔE 30Medium purple · ΔE 30.5
Nearest named CSS colourCornflower blue (#6495ED)ΔE 6.58, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DE9943
Analogous#43D6DE, #4B43DE
Triadic#DE4388, #88DE43
Split complementary#DE4B43, #D6DE43
Tetradic#DE43D6, #DE9943, #43DE4B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F1F6FC
Lighter +30%#C5DAF5
Lighter +20%#9ABFED
Lighter +10%#6EA3E6
Darker −10%#246ECA
Darker −20%#1C569F
Darker −30%#143F74
Darker −40%#0D2748
More saturated +25%#2785FA
Less saturated −25%#5F8BC2

Channel breakdown

R67
G136
B222
Red67 (26.3%)
Green136 (53.3%)
Blue222 (87.1%)
Hue213.29°
Saturation (HSL)70.14%
Lightness56.67%
Dominant channelBlue
Hex per channelR 43 · G 88 · B DE

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Every value on this page was computed from “4388de” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.