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Colour

#2F419B

  • #2F419B
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2F419B is a blue with RGB values 47, 65, 155 and HSL 230°, 53%, 40%. It is a dark colour, so white text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2F419B#2F419B
HEX#2F419B
RGBrgb(47, 65, 155)
RGB (0–1)0.1843, 0.2549, 0.6078
RGB percentages18.4%, 25.5%, 60.8%
HSLhsl(230, 53.5%, 39.6%)
HSV / HSBhsv(230, 69.7%, 60.8%)
CMYK69.7%, 58.1%, 0%, 39.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,096,987
CSS custom property--colour: #2F419B;

Brightness & contrast

Relative luminance0.06751WCAG 2.x, 0 is black and 1 is white
Perceived brightness76.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.94:1
Contrast with white8.94:1WCAG normal text: AAA
Contrast with black2.35:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#D0BE64

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004F9Eno red cones; affects about 1% of men; ΔE 13.1 from the original
Deuteranopia#004599no green cones; the most common form, about 1% of men; ΔE 7.8 from the original
Tritanopia#005767no blue cones; rare, and affects men and women equally; ΔE 53.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.94:1WCAG large text: AAA
Contrast with black, large text2.35:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 9.4Midnight blue · ΔE 17.2Rebecca purple · ΔE 19.3Slate blue · ΔE 19.6Royal blue · ΔE 21.8Medium purple · ΔE 26.9
Nearest named CSS colourDark slateblue (#483D8B)ΔE 9.43, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9B892F
Analogous#2F779B, #532F9B
Triadic#9B2F41, #419B2F
Split complementary#9B532F, #779B2F
Tetradic#9B2F77, #9B892F, #2F9B53

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AFB8E7
Lighter +30%#8896DB
Lighter +20%#6173CF
Lighter +10%#3B51C2
Darker −10%#233174
Darker −20%#17204D
Darker −30%#0B1026
Darker −40%#000000
More saturated +25%#1630B4
Less saturated −25%#485282

Channel breakdown

R47
G65
B155
Red47 (18.4%)
Green65 (25.5%)
Blue155 (60.8%)
Hue230°
Saturation (HSL)53.47%
Lightness39.61%
Dominant channelBlue
Hex per channelR 2F · G 41 · B 9B

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Every value on this page was computed from “2f419b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.