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Recognised as Colour

#2F3EAE

  • #2F3EAE
  • Blue
  • Dark
  • Nearest: Slate blue

#2F3EAE is a blue with RGB values 47, 62, 174 and HSL 233°, 57%, 43%. It is a dark colour, so white text on it reaches 8.7:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#2F3EAE#2F3EAE
HEX#2F3EAE
RGBrgb(47, 62, 174)
RGB (0–1)0.1843, 0.2431, 0.6824
RGB percentages18.4%, 24.3%, 68.2%
HSLhsl(232.9, 57.5%, 43.3%)
HSV / HSBhsv(232.9, 73%, 68.2%)
CMYK73%, 64.4%, 0%, 31.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,096,238
CSS custom property--colour: #2F3EAE;

Brightness & contrast

Relative luminance0.07106WCAG 2.x, 0 is black and 1 is white
Perceived brightness79.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.67:1
Contrast with white8.67:1WCAG normal text: AAA
Contrast with black2.42:1WCAG normal text: Fail
Greyscale equivalent#434343
Inverted#D0C151

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0051B2no red cones; affects about 1% of men; ΔE 15.7 from the original
Deuteranopia#0046ACno green cones; the most common form, about 1% of men; ΔE 9.7 from the original
Tritanopia#005B70no blue cones; rare, and affects men and women equally; ΔE 64.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.67:1WCAG large text: AAA
Contrast with black, large text2.42:1WCAG large text: Fail

Named colours

Slate blue · ΔE 14.1Rebecca purple · ΔE 17.3Royal blue · ΔE 17.6Midnight blue · ΔE 20.1Dark slateblue · ΔE 20.6Medium slateblue · ΔE 22
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 14.1, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AE9F2F
Analogous#2F7DAE, #602FAE
Triadic#AE2F3E, #3EAE2F
Split complementary#AE602F, #7DAE2F
Tetradic#AE2F7D, #AE9F2F, #2FAE60

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BCC2ED
Lighter +30%#949DE2
Lighter +20%#6C78D7
Lighter +10%#4454CC
Darker −10%#243086
Darker −20%#19215E
Darker −30%#0E1336
Darker −40%#04050D
More saturated +25%#1329CA
Less saturated −25%#4B5392

Channel breakdown

R47
G62
B174
Red47 (18.4%)
Green62 (24.3%)
Blue174 (68.2%)
Hue232.91°
Saturation (HSL)57.47%
Lightness43.33%
Dominant channelBlue
Hex per channelR 2F · G 3E · B AE

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Every value on this page was computed from “2f3eae” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.