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Recognised as Colour

#3F2DE5

  • #3F2DE5
  • Blue
  • Dark
  • Nearest: Medium blue

#3F2DE5 is a blue with RGB values 63, 45, 229 and HSL 246°, 78%, 54%. It is a dark colour, so white text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#3F2DE5#3F2DE5
HEX#3F2DE5
RGBrgb(63, 45, 229)
RGB (0–1)0.2471, 0.1765, 0.898
RGB percentages24.7%, 17.6%, 89.8%
HSLhsl(245.9, 78%, 53.7%)
HSV / HSBhsv(245.9, 80.3%, 89.8%)
CMYK72.5%, 80.3%, 0%, 10.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,140,517
CSS custom property--colour: #3F2DE5;

Brightness & contrast

Relative luminance0.08591WCAG 2.x, 0 is black and 1 is white
Perceived brightness91.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.73:1
Contrast with white7.73:1WCAG normal text: AAA
Contrast with black2.72:1WCAG normal text: Fail
Greyscale equivalent#3E3E3E
Inverted#C0D21A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005BEAno red cones; affects about 1% of men; ΔE 30.7 from the original
Deuteranopia#004AE2no green cones; the most common form, about 1% of men; ΔE 21.3 from the original
Tritanopia#00678Bno blue cones; rare, and affects men and women equally; ΔE 95.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.73:1WCAG large text: AAA
Contrast with black, large text2.72:1WCAG large text: Fail

Named colours

Medium blue · ΔE 12Blue violet · ΔE 17.2Dark violet · ΔE 23.5Blue · ΔE 26.3Dark orchid · ΔE 29.5Dark blue · ΔE 30.5
Nearest named CSS colourMedium blue (#0000CD)ΔE 11.98, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D3E52D
Analogous#2D77E5, #9B2DE5
Triadic#E53F2D, #2DE53F
Split complementary#E59B2D, #77E52D
Tetradic#E52D77, #D3E52D, #2DE59B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E5E3FB
Lighter +30%#BBB5F6
Lighter +20%#9288F0
Lighter +10%#685AEB
Darker −10%#2A19C6
Darker −20%#201399
Darker −30%#170D6C
Darker −40%#0D083E
More saturated +25%#2A13FF
Less saturated −25%#574AC8

Channel breakdown

R63
G45
B229
Red63 (24.7%)
Green45 (17.6%)
Blue229 (89.8%)
Hue245.87°
Saturation (HSL)77.97%
Lightness53.73%
Dominant channelBlue
Hex per channelR 3F · G 2D · B E5

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Every value on this page was computed from “3f2de5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.