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Colour

#0049C8

  • #0049C8
  • Blue
  • Dark
  • Nearest: Royal blue

#0049C8 is a blue with RGB values 0, 73, 200 and HSL 218°, 100%, 39%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Royal blue.

Colour values

#0049C8#0049C8
HEX#0049C8
RGBrgb(0, 73, 200)
RGB (0–1)0, 0.2863, 0.7843
RGB percentages0%, 28.6%, 78.4%
HSLhsl(218.1, 100%, 39.2%)
HSV / HSBhsv(218.1, 100%, 78.4%)
CMYK100%, 63.5%, 0%, 21.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer18,888
CSS custom property--colour: #0049C8;

Brightness & contrast

Relative luminance0.08935WCAG 2.x, 0 is black and 1 is white
Perceived brightness87.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.53:1
Contrast with white7.53:1WCAG normal text: AAA
Contrast with black2.79:1WCAG normal text: Fail
Greyscale equivalent#434343
Inverted#FFB637

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005DCCno red cones; affects about 1% of men; ΔE 14.7 from the original
Deuteranopia#004CC6no green cones; the most common form, about 1% of men; ΔE 3.5 from the original
Tritanopia#006B82no blue cones; rare, and affects men and women equally; ΔE 71.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.53:1WCAG large text: AAA
Contrast with black, large text2.79:1WCAG large text: Fail

Named colours

Royal blue · ΔE 14.6Slate blue · ΔE 16.2Medium slateblue · ΔE 19Rebecca purple · ΔE 25.6Dark blue · ΔE 27.6Navy · ΔE 27.8
Nearest named CSS colourRoyal blue (#4169E1)ΔE 14.62, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C87F00
Analogous#00ADC8, #1B00C8
Triadic#C80049, #49C800
Split complementary#C81B00, #ADC800
Tetradic#C800AD, #C87F00, #00C81B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#95BCFF
Lighter +30%#629BFF
Lighter +20%#2F7BFF
Lighter +10%#005CFB
Darker −10%#003695
Darker −20%#002462
Darker −30%#00112F
Darker −40%#000000
More saturated +25%#0049C8
Less saturated −25%#1950AF

Channel breakdown

R0
G73
B200
Red0 (0%)
Green73 (28.6%)
Blue200 (78.4%)
Hue218.1°
Saturation (HSL)100%
Lightness39.22%
Dominant channelBlue
Hex per channelR 00 · G 49 · B C8

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Every value on this page was computed from “0049c8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.