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Colour

#3045BC

  • #3045BC
  • Blue
  • Dark
  • Nearest: Slate blue

#3045BC is a blue with RGB values 48, 69, 188 and HSL 231°, 59%, 46%. It is a dark colour, so white text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#3045BC#3045BC
HEX#3045BC
RGBrgb(48, 69, 188)
RGB (0–1)0.1882, 0.2706, 0.7373
RGB percentages18.8%, 27.1%, 73.7%
HSLhsl(231, 59.3%, 46.3%)
HSV / HSBhsv(231, 74.5%, 73.7%)
CMYK74.5%, 63.3%, 0%, 26.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,163,580
CSS custom property--colour: #3045BC;

Brightness & contrast

Relative luminance0.08515WCAG 2.x, 0 is black and 1 is white
Perceived brightness86.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.77:1
Contrast with white7.77:1WCAG normal text: AAA
Contrast with black2.7:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#CFBA43

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0059C0no red cones; affects about 1% of men; ΔE 16.2 from the original
Deuteranopia#004CBAno green cones; the most common form, about 1% of men; ΔE 8.7 from the original
Tritanopia#00647Ano blue cones; rare, and affects men and women equally; ΔE 67.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.77:1WCAG large text: AAA
Contrast with black, large text2.7:1WCAG large text: Fail

Named colours

Slate blue · ΔE 12.7Royal blue · ΔE 14.8Medium slateblue · ΔE 18.6Rebecca purple · ΔE 20Dark slateblue · ΔE 24.4Midnight blue · ΔE 24.6
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 12.69, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BCA730
Analogous#308BBC, #6130BC
Triadic#BC3045, #45BC30
Split complementary#BC6130, #8BBC30
Tetradic#BC308B, #BCA730, #30BC61

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C7CDF1
Lighter +30%#9FA9E6
Lighter +20%#7685DC
Lighter +10%#4D61D2
Darker −10%#263693
Darker −20%#1B276B
Darker −30%#111842
Darker −40%#070919
More saturated +25%#1330D9
Less saturated −25%#4E5A9F

Channel breakdown

R48
G69
B188
Red48 (18.8%)
Green69 (27.1%)
Blue188 (73.7%)
Hue231°
Saturation (HSL)59.32%
Lightness46.27%
Dominant channelBlue
Hex per channelR 30 · G 45 · B BC

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Every value on this page was computed from “3045bc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.