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Recognised as Colour

#4455BF

  • #4455BF
  • Blue
  • Dark
  • Nearest: Slate blue

#4455BF is a blue with RGB values 68, 85, 191 and HSL 232°, 49%, 51%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Slate blue.

Colour values

#4455BF#4455BF
HEX#4455BF
RGBrgb(68, 85, 191)
RGB (0–1)0.2667, 0.3333, 0.749
RGB percentages26.7%, 33.3%, 74.9%
HSLhsl(231.7, 49%, 50.8%)
HSV / HSBhsv(231.7, 64.4%, 74.9%)
CMYK64.4%, 55.5%, 0%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,478,399
CSS custom property--colour: #4455BF;

Brightness & contrast

Relative luminance0.11488WCAG 2.x, 0 is black and 1 is white
Perceived brightness98.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.37:1
Contrast with white6.37:1WCAG normal text: AA
Contrast with black3.3:1WCAG normal text: Fail
Greyscale equivalent#595959
Inverted#BBAA40

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0065C3no red cones; affects about 1% of men; ΔE 15.4 from the original
Deuteranopia#005ABDno green cones; the most common form, about 1% of men; ΔE 10.3 from the original
Tritanopia#006E82no blue cones; rare, and affects men and women equally; ΔE 60.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.37:1WCAG large text: AAA
Contrast with black, large text3.3:1WCAG large text: AA

Named colours

Slate blue · ΔE 10Royal blue · ΔE 10.6Dark slateblue · ΔE 18.4Medium purple · ΔE 19Medium slateblue · ΔE 19.6Rebecca purple · ΔE 20.3
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 10, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BFAE44
Analogous#4492BF, #7144BF
Triadic#BF4455, #55BF44
Split complementary#BF7144, #92BF44
Tetradic#BF4492, #BFAE44, #44BF71

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DCDFF3
Lighter +30%#B6BDE6
Lighter +20%#909AD9
Lighter +10%#6A78CC
Darker −10%#35439B
Darker −20%#283375
Darker −30%#1B224F
Darker −40%#0E1229
More saturated +25%#253EDE
Less saturated −25%#636CA0

Channel breakdown

R68
G85
B191
Red68 (26.7%)
Green85 (33.3%)
Blue191 (74.9%)
Hue231.71°
Saturation (HSL)49%
Lightness50.78%
Dominant channelBlue
Hex per channelR 44 · G 55 · B BF

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Every value on this page was computed from “4455bf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.