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Recognised as Colour

#426CA4

  • #426CA4
  • Blue
  • Dark
  • Nearest: Steel blue

#426CA4 is a blue with RGB values 66, 108, 164 and HSL 214°, 43%, 45%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#426CA4#426CA4
HEX#426CA4
RGBrgb(66, 108, 164)
RGB (0–1)0.2588, 0.4235, 0.6431
RGB percentages25.9%, 42.4%, 64.3%
HSLhsl(214.3, 42.6%, 45.1%)
HSV / HSBhsv(214.3, 59.8%, 64.3%)
CMYK59.8%, 34.1%, 0%, 35.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,353,188
CSS custom property--colour: #426CA4;

Brightness & contrast

Relative luminance0.14564WCAG 2.x, 0 is black and 1 is white
Perceived brightness105.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.37:1
Contrast with white5.37:1WCAG normal text: AA
Contrast with black3.91:1WCAG normal text: Fail
Greyscale equivalent#676767
Inverted#BD935B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5570A6no red cones; affects about 1% of men; ΔE 4.3 from the original
Deuteranopia#4866A3no green cones; the most common form, about 1% of men; ΔE 5.2 from the original
Tritanopia#007980no blue cones; rare, and affects men and women equally; ΔE 36.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.37:1WCAG large text: AAA
Contrast with black, large text3.91:1WCAG large text: AA

Named colours

Steel blue · ΔE 10.5Cornflower blue · ΔE 23.3Slate grey · ΔE 25.7Light slate grey · ΔE 26.4Dark slateblue · ΔE 28.2Dodgerblue · ΔE 33
Nearest named CSS colourSteel blue (#4682B4)ΔE 10.48, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A47A42
Analogous#429DA4, #4942A4
Triadic#A4426C, #6CA442
Split complementary#A44942, #9DA442
Tetradic#A4429D, #A47A42, #42A449

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C9D7E9
Lighter +30%#A4BCDB
Lighter +20%#80A1CC
Lighter +10%#5C86BD
Darker −10%#335480
Darker −20%#253C5B
Darker −30%#162437
Darker −40%#070C13
More saturated +25%#2568C1
Less saturated −25%#5F7087

Channel breakdown

R66
G108
B164
Red66 (25.9%)
Green108 (42.4%)
Blue164 (64.3%)
Hue214.29°
Saturation (HSL)42.61%
Lightness45.1%
Dominant channelBlue
Hex per channelR 42 · G 6C · B A4

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Every value on this page was computed from “426ca4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.