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Recognised as Colour

#4252BC

  • #4252BC
  • Blue
  • Dark
  • Nearest: Slate blue

#4252BC is a blue with RGB values 66, 82, 188 and HSL 232°, 48%, 50%. It is a dark colour, so white text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Slate blue.

Colour values

#4252BC#4252BC
HEX#4252BC
RGBrgb(66, 82, 188)
RGB (0–1)0.2588, 0.3216, 0.7373
RGB percentages25.9%, 32.2%, 73.7%
HSLhsl(232.1, 48%, 49.8%)
HSV / HSBhsv(232.1, 64.9%, 73.7%)
CMYK64.9%, 56.4%, 0%, 26.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,346,556
CSS custom property--colour: #4252BC;

Brightness & contrast

Relative luminance0.10824WCAG 2.x, 0 is black and 1 is white
Perceived brightness96.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.64:1
Contrast with white6.64:1WCAG normal text: AA
Contrast with black3.16:1WCAG normal text: Fail
Greyscale equivalent#565656
Inverted#BDAD43

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0062C0no red cones; affects about 1% of men; ΔE 15.3 from the original
Deuteranopia#0057BAno green cones; the most common form, about 1% of men; ΔE 10.1 from the original
Tritanopia#006C7Fno blue cones; rare, and affects men and women equally; ΔE 61.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.64:1WCAG large text: AAA
Contrast with black, large text3.16:1WCAG large text: AA

Named colours

Slate blue · ΔE 10.2Royal blue · ΔE 11.4Dark slateblue · ΔE 18Rebecca purple · ΔE 19.5Medium purple · ΔE 19.6Medium slateblue · ΔE 19.9
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 10.15, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BCAC42
Analogous#428FBC, #6F42BC
Triadic#BC4252, #52BC42
Split complementary#BC6F42, #8FBC42
Tetradic#BC428F, #BCAC42, #42BC6F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D9DCF1
Lighter +30%#B3B9E4
Lighter +20%#8D97D7
Lighter +10%#6774CA
Darker −10%#354296
Darker −20%#273171
Darker −30%#1A214B
Darker −40%#0D1025
More saturated +25%#223BDC
Less saturated −25%#62699C

Channel breakdown

R66
G82
B188
Red66 (25.9%)
Green82 (32.2%)
Blue188 (73.7%)
Hue232.13°
Saturation (HSL)48.03%
Lightness49.8%
Dominant channelBlue
Hex per channelR 42 · G 52 · B BC

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Every value on this page was computed from “4252bc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.