Nerdulator> put something in

Colour

#4764AA

  • #4764AA
  • Blue
  • Dark
  • Nearest: Dark slateblue

#4764AA is a blue with RGB values 71, 100, 170 and HSL 222°, 41%, 47%. It is a dark colour, so white text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Dark slateblue.

Colour values

#4764AA#4764AA
HEX#4764AA
RGBrgb(71, 100, 170)
RGB (0–1)0.2784, 0.3922, 0.6667
RGB percentages27.8%, 39.2%, 66.7%
HSLhsl(222.4, 41.1%, 47.3%)
HSV / HSBhsv(222.4, 58.2%, 66.7%)
CMYK58.2%, 41.2%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,678,826
CSS custom property--colour: #4764AA;

Brightness & contrast

Relative luminance0.13356WCAG 2.x, 0 is black and 1 is white
Perceived brightness103.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.72:1
Contrast with white5.72:1WCAG normal text: AA
Contrast with black3.67:1WCAG normal text: Fail
Greyscale equivalent#636363
Inverted#B89B55

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#466BADno red cones; affects about 1% of men; ΔE 4.4 from the original
Deuteranopia#3962A9no green cones; the most common form, about 1% of men; ΔE 2.8 from the original
Tritanopia#00737Fno blue cones; rare, and affects men and women equally; ΔE 42.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.72:1WCAG large text: AAA
Contrast with black, large text3.67:1WCAG large text: AA

Named colours

Dark slateblue · ΔE 19.6Steel blue · ΔE 19.7Cornflower blue · ΔE 20.5Dodgerblue · ΔE 27.7Royal blue · ΔE 29.2Medium purple · ΔE 29.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 19.56, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AA8D47
Analogous#4795AA, #5C47AA
Triadic#AA4764, #64AA47
Split complementary#AA5C47, #95AA47
Tetradic#AA4795, #AA8D47, #47AA5C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D1D9EC
Lighter +30%#ADBBDD
Lighter +20%#899DCE
Lighter +10%#657FBF
Darker −10%#384F86
Darker −20%#293A62
Darker −30%#1A253E
Darker −40%#0B0F1A
More saturated +25%#2958C8
Less saturated −25%#65708C

Channel breakdown

R71
G100
B170
Red71 (27.8%)
Green100 (39.2%)
Blue170 (66.7%)
Hue222.42°
Saturation (HSL)41.08%
Lightness47.25%
Dominant channelBlue
Hex per channelR 47 · G 64 · B AA

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 “4764aa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.