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Recognised as Colour

#438DE4

  • #438DE4
  • Blue
  • Dark
  • Nearest: Cornflower blue

#438DE4 is a blue with RGB values 67, 141, 228 and HSL 212°, 75%, 58%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#438DE4#438DE4
HEX#438DE4
RGBrgb(67, 141, 228)
RGB (0–1)0.2627, 0.5529, 0.8941
RGB percentages26.3%, 55.3%, 89.4%
HSLhsl(212.4, 74.9%, 57.8%)
HSV / HSBhsv(212.4, 70.6%, 89.4%)
CMYK70.6%, 38.2%, 0%, 10.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,427,236
CSS custom property--colour: #438DE4;

Brightness & contrast

Relative luminance0.25844WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.17:1
Contrast with white3.4:1WCAG normal text: Fail
Contrast with black6.17:1WCAG normal text: AA
Greyscale equivalent#848484
Inverted#BC721B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6593E8no red cones; affects about 1% of men; ΔE 5.8 from the original
Deuteranopia#4C84E2no green cones; the most common form, about 1% of men; ΔE 6.9 from the original
Tritanopia#00A1ADno blue cones; rare, and affects men and women equally; ΔE 49.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.4:1WCAG large text: AA
Contrast with black, large text6.17:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 5.8Dodgerblue · ΔE 13.5Steel blue · ΔE 21.6Royal blue · ΔE 27.3Deep skyblue · ΔE 28.6Medium purple · ΔE 31.5
Nearest named CSS colourCornflower blue (#6495ED)ΔE 5.82, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E49A43
Analogous#43DEE4, #4943E4
Triadic#E4438D, #8DE443
Split complementary#E44A43, #DEE443
Tetradic#E443DE, #E49A43, #43E449

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F5F9FE
Lighter +30%#C9DEF7
Lighter +20%#9CC3F1
Lighter +10%#70A8EA
Darker −10%#1F73D5
Darker −20%#185BA9
Darker −30%#12437C
Darker −40%#0B2B50
More saturated +25%#288BFF
Less saturated −25%#5E8FC9

Channel breakdown

R67
G141
B228
Red67 (26.3%)
Green141 (55.3%)
Blue228 (89.4%)
Hue212.42°
Saturation (HSL)74.88%
Lightness57.84%
Dominant channelBlue
Hex per channelR 43 · G 8D · B E4

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Every value on this page was computed from “438de4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.