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Colour

#2B225E

  • #2B225E
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2B225E is a blue with RGB values 43, 34, 94 and HSL 249°, 47%, 25%. It is a dark colour, so white text on it reaches 14.1:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2B225E#2B225E
HEX#2B225E
RGBrgb(43, 34, 94)
RGB (0–1)0.1686, 0.1333, 0.3686
RGB percentages16.9%, 13.3%, 36.9%
HSLhsl(249, 46.9%, 25.1%)
HSV / HSBhsv(249, 63.8%, 36.9%)
CMYK54.3%, 63.8%, 0%, 63.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,826,846
CSS custom property--colour: #2B225E;

Brightness & contrast

Relative luminance0.02466WCAG 2.x, 0 is black and 1 is white
Perceived brightness47.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.06:1
Contrast with white14.06:1WCAG normal text: AAA
Contrast with black1.49:1WCAG normal text: Fail
Greyscale equivalent#282828
Inverted#D4DDA1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002D60no red cones; affects about 1% of men; ΔE 13.8 from the original
Deuteranopia#002A5Dno green cones; the most common form, about 1% of men; ΔE 12.9 from the original
Tritanopia#18303Cno blue cones; rare, and affects men and women equally; ΔE 36.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.06:1WCAG large text: AAA
Contrast with black, large text1.49:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 15.5Midnight blue · ΔE 17.9Rebecca purple · ΔE 28.5Indigo · ΔE 35Slate blue · ΔE 38.6Purple · ΔE 38.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 15.55, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#555E22
Analogous#22375E, #49225E
Triadic#5E2B22, #225E2B
Split complementary#5E4922, #375E22
Tetradic#5E2237, #555E22, #225E49

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#897CD0
Lighter +30%#6757C2
Lighter +20%#4D3DA9
Lighter +10%#3C3083
Darker −10%#1A1439
Darker −20%#090713
Darker −30%#000000
Darker −40%#000000
More saturated +25%#20126E
Less saturated −25%#36324E

Channel breakdown

R43
G34
B94
Red43 (16.9%)
Green34 (13.3%)
Blue94 (36.9%)
Hue249°
Saturation (HSL)46.88%
Lightness25.1%
Dominant channelBlue
Hex per channelR 2B · G 22 · B 5E

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Every value on this page was computed from “2b225e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.