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Colour

#0049A0

  • #0049A0
  • Blue
  • Dark
  • Nearest: Dark slateblue

#0049A0 is a blue with RGB values 0, 73, 160 and HSL 213°, 100%, 31%. It is a dark colour, so white text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#0049A0#0049A0
HEX#0049A0
RGBrgb(0, 73, 160)
RGB (0–1)0, 0.2863, 0.6275
RGB percentages0%, 28.6%, 62.7%
HSLhsl(212.6, 100%, 31.4%)
HSV / HSBhsv(212.6, 100%, 62.7%)
CMYK100%, 54.4%, 0%, 37.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer18,848
CSS custom property--colour: #0049A0;

Brightness & contrast

Relative luminance0.07303WCAG 2.x, 0 is black and 1 is white
Perceived brightness77.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.53:1
Contrast with white8.53:1WCAG normal text: AAA
Contrast with black2.46:1WCAG normal text: Fail
Greyscale equivalent#404040
Inverted#FFB65F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0053A3no red cones; affects about 1% of men; ΔE 7.2 from the original
Deuteranopia#00469Eno green cones; the most common form, about 1% of men; ΔE 1.7 from the original
Tritanopia#005F6Dno blue cones; rare, and affects men and women equally; ΔE 51.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.53:1WCAG large text: AAA
Contrast with black, large text2.46:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 14.1Royal blue · ΔE 22.3Midnight blue · ΔE 22.7Slate blue · ΔE 23.9Rebecca purple · ΔE 26.8Dodgerblue · ΔE 29.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 14.08, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A05700
Analogous#0099A0, #0700A0
Triadic#A00049, #49A000
Split complementary#A00700, #99A000
Tetradic#A00099, #A05700, #00A007

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6DB0FF
Lighter +30%#3A94FF
Lighter +20%#0778FF
Lighter +10%#0060D3
Darker −10%#00326D
Darker −20%#001A3A
Darker −30%#000307
Darker −40%#000000
More saturated +25%#0049A0
Less saturated −25%#144B8C

Channel breakdown

R0
G73
B160
Red0 (0%)
Green73 (28.6%)
Blue160 (62.7%)
Hue212.63°
Saturation (HSL)100%
Lightness31.37%
Dominant channelBlue
Hex per channelR 00 · G 49 · B A0

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Every value on this page was computed from “0049a0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.