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Recognised as Colour

#0450D2

  • #0450D2
  • Blue
  • Dark
  • Nearest: Royal blue

#0450D2 is a blue with RGB values 4, 80, 210 and HSL 218°, 96%, 42%. It is a dark colour, so white text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#0450D2#0450D2
HEX#0450D2
RGBrgb(4, 80, 210)
RGB (0–1)0.0157, 0.3137, 0.8235
RGB percentages1.6%, 31.4%, 82.4%
HSLhsl(217.9, 96.3%, 42%)
HSV / HSBhsv(217.9, 98.1%, 82.4%)
CMYK98.1%, 61.9%, 0%, 17.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer282,834
CSS custom property--colour: #0450D2;

Brightness & contrast

Relative luminance0.10416WCAG 2.x, 0 is black and 1 is white
Perceived brightness93.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.81:1
Contrast with white6.81:1WCAG normal text: AA
Contrast with black3.08:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#FBAF2D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0064D6no red cones; affects about 1% of men; ΔE 14.6 from the original
Deuteranopia#0052D0no green cones; the most common form, about 1% of men; ΔE 2.8 from the original
Tritanopia#007289no blue cones; rare, and affects men and women equally; ΔE 72.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.81:1WCAG large text: AAA
Contrast with black, large text3.08:1WCAG large text: AA

Named colours

Royal blue · ΔE 12.8Slate blue · ΔE 16.1Medium slateblue · ΔE 17.5Rebecca purple · ΔE 27.5Medium purple · ΔE 27.6Dark blue · ΔE 30.2
Nearest named CSS colourRoyal blue (#4169E1)ΔE 12.83, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D28604
Analogous#04B7D2, #1F04D2
Triadic#D20450, #50D204
Split complementary#D21F04, #B7D204
Tetradic#D204B7, #D28604, #04D21F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A5C5FD
Lighter +30%#73A5FC
Lighter +20%#4186FB
Lighter +10%#0F66FA
Darker −10%#033DA0
Darker −20%#022A6E
Darker −30%#01173C
Darker −40%#00040A
More saturated +25%#004FD6
Less saturated −25%#1F57B7

Channel breakdown

R4
G80
B210
Red4 (1.6%)
Green80 (31.4%)
Blue210 (82.4%)
Hue217.86°
Saturation (HSL)96.26%
Lightness41.96%
Dominant channelBlue
Hex per channelR 04 · G 50 · B D2

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Every value on this page was computed from “0450d2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.