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Recognised as Colour

#2B0BC1

  • #2B0BC1
  • Blue
  • Dark
  • Nearest: Medium blue

#2B0BC1 is a blue with RGB values 43, 11, 193 and HSL 251°, 89%, 40%. It is a dark colour, so white text on it reaches 10.9:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#2B0BC1#2B0BC1
HEX#2B0BC1
RGBrgb(43, 11, 193)
RGB (0–1)0.1686, 0.0431, 0.7569
RGB percentages16.9%, 4.3%, 75.7%
HSLhsl(250.5, 89.2%, 40%)
HSV / HSBhsv(250.5, 94.3%, 75.7%)
CMYK77.7%, 94.3%, 0%, 24.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,821,057
CSS custom property--colour: #2B0BC1;

Brightness & contrast

Relative luminance0.04603WCAG 2.x, 0 is black and 1 is white
Perceived brightness69.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.93:1
Contrast with white10.93:1WCAG normal text: AAA
Contrast with black1.92:1WCAG normal text: Fail
Greyscale equivalent#1F1F1F
Inverted#D4F43E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0044C5no red cones; affects about 1% of men; ΔE 31.4 from the original
Deuteranopia#0034BEno green cones; the most common form, about 1% of men; ΔE 22.3 from the original
Tritanopia#005071no blue cones; rare, and affects men and women equally; ΔE 91.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.93:1WCAG large text: AAA
Contrast with black, large text1.92:1WCAG large text: Fail

Named colours

Medium blue · ΔE 9.3Blue violet · ΔE 20.1Dark blue · ΔE 21.9Dark violet · ΔE 23.6Navy · ΔE 27.1Dark orchid · ΔE 29.5
Nearest named CSS colourMedium blue (#0000CD)ΔE 9.34, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A1C10B
Analogous#0B46C1, #860BC1
Triadic#C12B0B, #0BC12B
Split complementary#C1860B, #46C10B
Tetradic#C10B46, #A1C10B, #0BC186

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AE9FFA
Lighter +30%#866EF7
Lighter +20%#5E3EF4
Lighter +10%#360EF1
Darker −10%#200891
Darker −20%#150561
Darker −30%#0B0330
Darker −40%#000000
More saturated +25%#2400CC
Less saturated −25%#3C25A8

Channel breakdown

R43
G11
B193
Red43 (16.9%)
Green11 (4.3%)
Blue193 (75.7%)
Hue250.55°
Saturation (HSL)89.22%
Lightness40%
Dominant channelBlue
Hex per channelR 2B · G 0B · B C1

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Every value on this page was computed from “2b0bc1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.