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Recognised as Colour

#0446DD

  • #0446DD
  • Blue
  • Dark
  • Nearest: Medium slateblue

#0446DD is a blue with RGB values 4, 70, 221 and HSL 222°, 96%, 44%. It is a dark colour, so white text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Medium slateblue.

Colour values

#0446DD#0446DD
HEX#0446DD
RGBrgb(4, 70, 221)
RGB (0–1)0.0157, 0.2745, 0.8667
RGB percentages1.6%, 27.5%, 86.7%
HSLhsl(221.8, 96.4%, 44.1%)
HSV / HSBhsv(221.8, 98.2%, 86.7%)
CMYK98.2%, 68.3%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer280,285
CSS custom property--colour: #0446DD;

Brightness & contrast

Relative luminance0.09627WCAG 2.x, 0 is black and 1 is white
Perceived brightness91.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.18:1
Contrast with white7.18:1WCAG normal text: AAA
Contrast with black2.93:1WCAG normal text: Fail
Greyscale equivalent#434343
Inverted#FBB922

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0061E2no red cones; affects about 1% of men; ΔE 19.2 from the original
Deuteranopia#004EDAno green cones; the most common form, about 1% of men; ΔE 7.8 from the original
Tritanopia#00718Cno blue cones; rare, and affects men and women equally; ΔE 83.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.18:1WCAG large text: AAA
Contrast with black, large text2.93:1WCAG large text: Fail

Named colours

Medium slateblue · ΔE 21.4Royal blue · ΔE 24.9Slate blue · ΔE 25.1Dark blue · ΔE 26.5Blue violet · ΔE 28.1Navy · ΔE 29.3
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 21.35, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DD9B04
Analogous#04B3DD, #2E04DD
Triadic#DD0446, #46DD04
Split complementary#DD2E04, #B3DD04
Tetradic#DD04B3, #DD9B04, #04DD2E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AFC7FE
Lighter +30%#7DA4FD
Lighter +20%#4B81FC
Lighter +10%#195EFB
Darker −10%#0336AB
Darker −20%#022679
Darker −30%#011647
Darker −40%#000715
More saturated +25%#0044E1
Less saturated −25%#2051C1

Channel breakdown

R4
G70
B221
Red4 (1.6%)
Green70 (27.5%)
Blue221 (86.7%)
Hue221.75°
Saturation (HSL)96.44%
Lightness44.12%
Dominant channelBlue
Hex per channelR 04 · G 46 · B DD

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Every value on this page was computed from “0446dd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.