Nerdulator> put something in

Colour

#1947A7

  • #1947A7
  • Blue
  • Dark
  • Nearest: Dark slateblue

#1947A7 is a blue with RGB values 25, 71, 167 and HSL 221°, 74%, 38%. It is a dark colour, so white text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#1947A7#1947A7
HEX#1947A7
RGBrgb(25, 71, 167)
RGB (0–1)0.098, 0.2784, 0.6549
RGB percentages9.8%, 27.8%, 65.5%
HSLhsl(220.6, 74%, 37.6%)
HSV / HSBhsv(220.6, 85%, 65.5%)
CMYK85%, 57.5%, 0%, 34.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,656,743
CSS custom property--colour: #1947A7;

Brightness & contrast

Relative luminance0.07503WCAG 2.x, 0 is black and 1 is white
Perceived brightness79.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.4:1
Contrast with white8.4:1WCAG normal text: AAA
Contrast with black2.5:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#E6B858

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0054AAno red cones; affects about 1% of men; ΔE 10.4 from the original
Deuteranopia#0047A5no green cones; the most common form, about 1% of men; ΔE 2.3 from the original
Tritanopia#005F70no blue cones; rare, and affects men and women equally; ΔE 55.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.4:1WCAG large text: AAA
Contrast with black, large text2.5:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 14.4Royal blue · ΔE 18.1Slate blue · ΔE 18.7Midnight blue · ΔE 20.5Rebecca purple · ΔE 22.4Medium purple · ΔE 27.1
Nearest named CSS colourDark slateblue (#483D8B)ΔE 14.43, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A77919
Analogous#198EA7, #3219A7
Triadic#A71947, #47A719
Split complementary#A73219, #8EA719
Tetradic#A7198E, #A77919, #19A732

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9CB7F0
Lighter +30%#6F97EA
Lighter +20%#4377E3
Lighter +10%#205AD3
Darker −10%#12347B
Darker −20%#0C214E
Darker −30%#050E22
Darker −40%#000000
More saturated +25%#013FBF
Less saturated −25%#314F8F

Channel breakdown

R25
G71
B167
Red25 (9.8%)
Green71 (27.8%)
Blue167 (65.5%)
Hue220.56°
Saturation (HSL)73.96%
Lightness37.65%
Dominant channelBlue
Hex per channelR 19 · G 47 · B A7

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 “1947a7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.