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Colour

#2B83E2

  • #2B83E2
  • Blue
  • Dark
  • Nearest: Dodgerblue

#2B83E2 is a blue with RGB values 43, 131, 226 and HSL 211°, 76%, 53%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#2B83E2#2B83E2
HEX#2B83E2
RGBrgb(43, 131, 226)
RGB (0–1)0.1686, 0.5137, 0.8863
RGB percentages16.9%, 51.4%, 88.6%
HSLhsl(211.1, 75.9%, 52.7%)
HSV / HSBhsv(211.1, 81%, 88.6%)
CMYK81%, 42%, 0%, 11.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,851,810
CSS custom property--colour: #2B83E2;

Brightness & contrast

Relative luminance0.22237WCAG 2.x, 0 is black and 1 is white
Perceived brightness128.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.45:1
Contrast with white3.86:1WCAG normal text: Fail
Contrast with black5.45:1WCAG normal text: AA
Greyscale equivalent#777777
Inverted#D47C1D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#538BE6no red cones; affects about 1% of men; ΔE 5.7 from the original
Deuteranopia#317AE0no green cones; the most common form, about 1% of men; ΔE 6.6 from the original
Tritanopia#009AA7no blue cones; rare, and affects men and women equally; ΔE 53.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.86:1WCAG large text: AA
Contrast with black, large text5.45:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 9.6Cornflower blue · ΔE 9.9Royal blue · ΔE 21.8Steel blue · ΔE 26.3Medium purple · ΔE 29.4Slate blue · ΔE 29.6
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 9.62, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E28A2B
Analogous#2BDFE2, #2E2BE2
Triadic#E22B83, #83E22B
Split complementary#E22E2B, #DFE22B
Tetradic#E22BDF, #E28A2B, #2BE22E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DEECFB
Lighter +30%#B2D2F4
Lighter +20%#85B7EE
Lighter +10%#589DE8
Darker −10%#1A6AC0
Darker −20%#145193
Darker −30%#0E3866
Darker −40%#082039
More saturated +25%#0E82FF
Less saturated −25%#4984C4

Channel breakdown

R43
G131
B226
Red43 (16.9%)
Green131 (51.4%)
Blue226 (88.6%)
Hue211.15°
Saturation (HSL)75.93%
Lightness52.75%
Dominant channelBlue
Hex per channelR 2B · G 83 · B E2

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Every value on this page was computed from “2b83e2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.