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Recognised as Colour

#0649DD

  • #0649DD
  • Blue
  • Dark
  • Nearest: Medium slateblue

#0649DD is a blue with RGB values 6, 73, 221 and HSL 221°, 95%, 45%. It is a dark colour, so white text on it reaches 7:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#0649DD#0649DD
HEX#0649DD
RGBrgb(6, 73, 221)
RGB (0–1)0.0235, 0.2863, 0.8667
RGB percentages2.4%, 28.6%, 86.7%
HSLhsl(221.3, 94.7%, 44.5%)
HSV / HSBhsv(221.3, 97.3%, 86.7%)
CMYK97.3%, 67%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer412,125
CSS custom property--colour: #0649DD;

Brightness & contrast

Relative luminance0.10024WCAG 2.x, 0 is black and 1 is white
Perceived brightness93.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.99:1
Contrast with white6.99:1WCAG normal text: AA
Contrast with black3:1WCAG normal text: Fail
Greyscale equivalent#454545
Inverted#F9B622

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0063E2no red cones; affects about 1% of men; ΔE 18.6 from the original
Deuteranopia#0050DAno green cones; the most common form, about 1% of men; ΔE 7.1 from the original
Tritanopia#00728Dno blue cones; rare, and affects men and women equally; ΔE 81.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.99:1WCAG large text: AAA
Contrast with black, large text3:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 19.9Royal blue · ΔE 22.6Slate blue · ΔE 23.3Dark blue · ΔE 27.2Blue violet · ΔE 29.6Navy · ΔE 29.6
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 19.93, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DD9A06
Analogous#06B4DD, #2F06DD
Triadic#DD0649, #49DD06
Split complementary#DD2F06, #B4DD06
Tetradic#DD06B4, #DD9A06, #06DD2F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B2C9FD
Lighter +30%#80A7FC
Lighter +20%#4F84FA
Lighter +10%#1D62F9
Darker −10%#0539AB
Darker −20%#03287A
Darker −30%#021848
Darker −40%#010716
More saturated +25%#0047E3
Less saturated −25%#2254C1

Channel breakdown

R6
G73
B221
Red6 (2.4%)
Green73 (28.6%)
Blue221 (86.7%)
Hue221.3°
Saturation (HSL)94.71%
Lightness44.51%
Dominant channelBlue
Hex per channelR 06 · G 49 · B DD

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Every value on this page was computed from “0649dd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.