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Recognised as Colour

#0B49D8

  • #0B49D8
  • Blue
  • Dark
  • Nearest: Medium slateblue

#0B49D8 is a blue with RGB values 11, 73, 216 and HSL 222°, 90%, 45%. It is a dark colour, so white text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Medium slateblue.

Colour values

#0B49D8#0B49D8
HEX#0B49D8
RGBrgb(11, 73, 216)
RGB (0–1)0.0431, 0.2863, 0.8471
RGB percentages4.3%, 28.6%, 84.7%
HSLhsl(221.9, 90.3%, 44.5%)
HSV / HSBhsv(221.9, 94.9%, 84.7%)
CMYK94.9%, 66.2%, 0%, 15.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer739,800
CSS custom property--colour: #0B49D8;

Brightness & contrast

Relative luminance0.09794WCAG 2.x, 0 is black and 1 is white
Perceived brightness92.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.1:1
Contrast with white7.1:1WCAG normal text: AAA
Contrast with black2.96:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#F4B627

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0062DCno red cones; affects about 1% of men; ΔE 18.5 from the original
Deuteranopia#004FD5no green cones; the most common form, about 1% of men; ΔE 6.4 from the original
Tritanopia#00708Ano blue cones; rare, and affects men and women equally; ΔE 79.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.1:1WCAG large text: AAA
Contrast with black, large text2.96:1WCAG large text: Fail

Named colours

Medium slateblue · ΔE 18.9Royal blue · ΔE 20.4Slate blue · ΔE 21.1Dark blue · ΔE 26.7Navy · ΔE 28.7Rebecca purple · ΔE 30.5
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 18.89, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D89A0B
Analogous#0BAFD8, #340BD8
Triadic#D80B49, #49D80B
Split complementary#D8340B, #AFD80B
Tetradic#D80BAF, #D89A0B, #0BD834

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B4C9FB
Lighter +30%#83A7F9
Lighter +20%#5384F6
Lighter +10%#2262F4
Darker −10%#0939A7
Darker −20%#062877
Darker −30%#041846
Darker −40%#010716
More saturated +25%#0045E3
Less saturated −25%#2754BC

Channel breakdown

R11
G73
B216
Red11 (4.3%)
Green73 (28.6%)
Blue216 (84.7%)
Hue221.85°
Saturation (HSL)90.31%
Lightness44.51%
Dominant channelBlue
Hex per channelR 0B · G 49 · B D8

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Every value on this page was computed from “0b49d8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.