Nerdulator> put something in

Recognised as Colour

#474FBD

  • #474FBD
  • Blue
  • Dark
  • Nearest: Slate blue

#474FBD is a blue with RGB values 71, 79, 189 and HSL 236°, 47%, 51%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Slate blue.

Colour values

#474FBD#474FBD
HEX#474FBD
RGBrgb(71, 79, 189)
RGB (0–1)0.2784, 0.3098, 0.7412
RGB percentages27.8%, 31%, 74.1%
HSLhsl(235.9, 47.2%, 51%)
HSV / HSBhsv(235.9, 62.4%, 74.1%)
CMYK62.4%, 58.2%, 0%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,673,469
CSS custom property--colour: #474FBD;

Brightness & contrast

Relative luminance0.10606WCAG 2.x, 0 is black and 1 is white
Perceived brightness96.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.73:1
Contrast with white6.73:1WCAG normal text: AA
Contrast with black3.12:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#B8B042

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0061C1no red cones; affects about 1% of men; ΔE 17.3 from the original
Deuteranopia#0057BBno green cones; the most common form, about 1% of men; ΔE 12.7 from the original
Tritanopia#006A7Eno blue cones; rare, and affects men and women equally; ΔE 63.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.73:1WCAG large text: AAA
Contrast with black, large text3.12:1WCAG large text: AA

Named colours

Slate blue · ΔE 8.3Royal blue · ΔE 11.9Medium slateblue · ΔE 17.8Rebecca purple · ΔE 17.9Medium purple · ΔE 19.3Dark slateblue · ΔE 19.4
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 8.28, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BDB547
Analogous#478ABD, #7A47BD
Triadic#BD474F, #4FBD47
Split complementary#BD7A47, #8ABD47
Tetradic#BD478A, #BDB547, #47BD7A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DDDFF3
Lighter +30%#B8BBE5
Lighter +20%#9297D8
Lighter +10%#6D73CA
Darker −10%#373E9A
Darker −20%#2A2F74
Darker −30%#1C204F
Darker −40%#0F1129
More saturated +25%#2834DC
Less saturated −25%#666A9E

Channel breakdown

R71
G79
B189
Red71 (27.8%)
Green79 (31%)
Blue189 (74.1%)
Hue235.93°
Saturation (HSL)47.2%
Lightness50.98%
Dominant channelBlue
Hex per channelR 47 · G 4F · B BD

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 “474fbd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.