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Recognised as Colour

#2B1385

  • #2B1385
  • Blue
  • Dark
  • Nearest: Navy

#2B1385 is a blue with RGB values 43, 19, 133 and HSL 253°, 75%, 30%. It is a dark colour, so white text on it reaches 13.7:1 contrast (AAA for normal text). The nearest named colour is Navy.

Colour values

#2B1385#2B1385
HEX#2B1385
RGBrgb(43, 19, 133)
RGB (0–1)0.1686, 0.0745, 0.5216
RGB percentages16.9%, 7.5%, 52.2%
HSLhsl(252.6, 75%, 29.8%)
HSV / HSBhsv(252.6, 85.7%, 52.2%)
CMYK67.7%, 85.7%, 0%, 47.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,823,045
CSS custom property--colour: #2B1385;

Brightness & contrast

Relative luminance0.02673WCAG 2.x, 0 is black and 1 is white
Perceived brightness52.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.68:1
Contrast with white13.68:1WCAG normal text: AAA
Contrast with black1.53:1WCAG normal text: Fail
Greyscale equivalent#202020
Inverted#D4EC7A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003188no red cones; affects about 1% of men; ΔE 21.7 from the original
Deuteranopia#002983no green cones; the most common form, about 1% of men; ΔE 17.5 from the original
Tritanopia#00374Eno blue cones; rare, and affects men and women equally; ΔE 64 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text13.68:1WCAG large text: AAA
Contrast with black, large text1.53:1WCAG large text: Fail

Named colours

Navy · ΔE 9.5Indigo · ΔE 9.8Dark blue · ΔE 13.1Midnight blue · ΔE 14.9Rebecca purple · ΔE 18.1Dark slateblue · ΔE 26.7
Nearest named CSS colourNavy (#000080)ΔE 9.49, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6D8513
Analogous#133485, #641385
Triadic#852B13, #13852B
Split complementary#856413, #348513
Tetradic#851334, #6D8513, #138564

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9178EC
Lighter +30%#6C4CE5
Lighter +20%#4820DE
Lighter +10%#3919B2
Darker −10%#1D0D58
Darker −20%#0E062C
Darker −30%#000000
Darker −40%#000000
More saturated +25%#200098
Less saturated −25%#362672

Channel breakdown

R43
G19
B133
Red43 (16.9%)
Green19 (7.5%)
Blue133 (52.2%)
Hue252.63°
Saturation (HSL)75%
Lightness29.8%
Dominant channelBlue
Hex per channelR 2B · G 13 · B 85

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Every value on this page was computed from “2b1385” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.