Nerdulator> put something in

Recognised as Colour

#0049DF

  • #0049DF
  • Blue
  • Dark
  • Nearest: Medium slateblue

#0049DF is a blue with RGB values 0, 73, 223 and HSL 220°, 100%, 44%. 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

#0049DF#0049DF
HEX#0049DF
RGBrgb(0, 73, 223)
RGB (0–1)0, 0.2863, 0.8745
RGB percentages0%, 28.6%, 87.5%
HSLhsl(220.4, 100%, 43.7%)
HSV / HSBhsv(220.4, 100%, 87.5%)
CMYK100%, 67.3%, 0%, 12.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer18,911
CSS custom property--colour: #0049DF;

Brightness & contrast

Relative luminance0.10093WCAG 2.x, 0 is black and 1 is white
Perceived brightness93.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.96:1
Contrast with white6.96:1WCAG normal text: AA
Contrast with black3.02:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#FFB620

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0063E4no red cones; affects about 1% of men; ΔE 18.5 from the original
Deuteranopia#0050DCno green cones; the most common form, about 1% of men; ΔE 7 from the original
Tritanopia#00738Eno blue cones; rare, and affects men and women equally; ΔE 82.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.96:1WCAG large text: AAA
Contrast with black, large text3.02:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 20.5Royal blue · ΔE 23.6Slate blue · ΔE 24.3Dark blue · ΔE 27.4Blue violet · ΔE 29.1Navy · ΔE 30.1
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 20.52, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DF9600
Analogous#00B8DF, #2600DF
Triadic#DF0049, #49DF00
Split complementary#DF2700, #B8DF00
Tetradic#DF00B9, #DF9600, #00DF27

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ACC7FF
Lighter +30%#79A5FF
Lighter +20%#4683FF
Lighter +10%#1360FF
Darker −10%#0038AC
Darker −20%#002879
Darker −30%#001746
Darker −40%#000613
More saturated +25%#0049DF
Less saturated −25%#1C53C3

Channel breakdown

R0
G73
B223
Red0 (0%)
Green73 (28.6%)
Blue223 (87.5%)
Hue220.36°
Saturation (HSL)100%
Lightness43.73%
Dominant channelBlue
Hex per channelR 00 · G 49 · B DF

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

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