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Colour

#2F46A8

  • #2F46A8
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2F46A8 is a blue with RGB values 47, 70, 168 and HSL 229°, 56%, 42%. It is a dark colour, so white text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2F46A8#2F46A8
HEX#2F46A8
RGBrgb(47, 70, 168)
RGB (0–1)0.1843, 0.2745, 0.6588
RGB percentages18.4%, 27.5%, 65.9%
HSLhsl(228.6, 56.3%, 42.2%)
HSV / HSBhsv(228.6, 72%, 65.9%)
CMYK72%, 58.3%, 0%, 34.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,098,280
CSS custom property--colour: #2F46A8;

Brightness & contrast

Relative luminance0.07812WCAG 2.x, 0 is black and 1 is white
Perceived brightness82.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.2:1
Contrast with white8.2:1WCAG normal text: AAA
Contrast with black2.56:1WCAG normal text: Fail
Greyscale equivalent#484848
Inverted#D0B957

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0055ABno red cones; affects about 1% of men; ΔE 13.5 from the original
Deuteranopia#004AA6no green cones; the most common form, about 1% of men; ΔE 7.3 from the original
Tritanopia#005E70no blue cones; rare, and affects men and women equally; ΔE 57.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.2:1WCAG large text: AAA
Contrast with black, large text2.56:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 13.5Slate blue · ΔE 15.9Royal blue · ΔE 17.4Rebecca purple · ΔE 19.1Midnight blue · ΔE 19.6Medium purple · ΔE 24.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 13.52, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A8912F
Analogous#2F83A8, #542FA8
Triadic#A82F46, #46A82F
Split complementary#A8552F, #83A82F
Tetradic#A82F83, #A8912F, #2FA855

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B8C2EB
Lighter +30%#909FE0
Lighter +20%#687DD5
Lighter +10%#405ACA
Darker −10%#243580
Darker −20%#192558
Darker −30%#0E1430
Darker −40%#020409
More saturated +25%#1435C3
Less saturated −25%#4A578D

Channel breakdown

R47
G70
B168
Red47 (18.4%)
Green70 (27.5%)
Blue168 (65.9%)
Hue228.6°
Saturation (HSL)56.28%
Lightness42.16%
Dominant channelBlue
Hex per channelR 2F · G 46 · B A8

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Every value on this page was computed from “2f46a8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.