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Colour

#3075FF

  • #3075FF
  • Blue
  • Dark
  • Nearest: Royal blue

#3075FF is a blue with RGB values 48, 117, 255 and HSL 220°, 100%, 59%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#3075FF#3075FF
HEX#3075FF
RGBrgb(48, 117, 255)
RGB (0–1)0.1882, 0.4588, 1
RGB percentages18.8%, 45.9%, 100%
HSLhsl(220, 100%, 59.4%)
HSV / HSBhsv(220, 81.2%, 100%)
CMYK81.2%, 54.1%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,175,935
CSS custom property--colour: #3075FF;

Brightness & contrast

Relative luminance0.20571WCAG 2.x, 0 is black and 1 is white
Perceived brightness127 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.11:1
Contrast with white4.11:1WCAG normal text: Fail
Contrast with black5.11:1WCAG normal text: AA
Greyscale equivalent#707070
Inverted#CF8A00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0087FFno red cones; affects about 1% of men; ΔE 15.6 from the original
Deuteranopia#0074FCno green cones; the most common form, about 1% of men; ΔE 3 from the original
Tritanopia#0097AFno blue cones; rare, and affects men and women equally; ΔE 74.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.11:1WCAG large text: AA
Contrast with black, large text5.11:1WCAG large text: AAA

Named colours

Royal blue · ΔE 10.5Medium slateblue · ΔE 16.1Slate blue · ΔE 20Dodgerblue · ΔE 22.2Medium purple · ΔE 26.1Cornflower blue · ΔE 32.7
Nearest named CSS colourRoyal blue (#4169E1)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#FFBA30
Analogous#30DDFF, #5330FF
Triadic#FF3075, #75FF30
Split complementary#FF5230, #DCFF30
Tetradic#FF30DC, #FFBA30, #30FF52

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FCFDFF
Lighter +30%#C9DBFF
Lighter +20%#96B9FF
Lighter +10%#6397FF
Darker −10%#0054FC
Darker −20%#0043C9
Darker −30%#003296
Darker −40%#002163
More saturated +25%#3075FF
Less saturated −25%#4A7EE5

Channel breakdown

R48
G117
B255
Red48 (18.8%)
Green117 (45.9%)
Blue255 (100%)
Hue220°
Saturation (HSL)100%
Lightness59.41%
Dominant channelBlue
Hex per channelR 30 · G 75 · B FF

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Every value on this page was computed from “3075ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.