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Recognised as Colour

#2148EE

  • #2148EE
  • Blue
  • Dark
  • Nearest: Blue violet

#2148EE is a blue with RGB values 33, 72, 238 and HSL 229°, 86%, 53%. It is a dark colour, so white text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Blue violet.

Colour values

#2148EE#2148EE
HEX#2148EE
RGBrgb(33, 72, 238)
RGB (0–1)0.1294, 0.2824, 0.9333
RGB percentages12.9%, 28.2%, 93.3%
HSLhsl(228.6, 85.8%, 53.1%)
HSV / HSBhsv(228.6, 86.1%, 93.3%)
CMYK86.1%, 69.7%, 0%, 6.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,181,358
CSS custom property--colour: #2148EE;

Brightness & contrast

Relative luminance0.11131WCAG 2.x, 0 is black and 1 is white
Perceived brightness99.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.51:1
Contrast with white6.51:1WCAG normal text: AA
Contrast with black3.23:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#DEB711

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0068F3no red cones; affects about 1% of men; ΔE 22.9 from the original
Deuteranopia#0054EBno green cones; the most common form, about 1% of men; ΔE 10.9 from the original
Tritanopia#007796no blue cones; rare, and affects men and women equally; ΔE 89.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.51:1WCAG large text: AAA
Contrast with black, large text3.23:1WCAG large text: AA

Named colours

Blue violet · ΔE 24.1Medium blue · ΔE 24.4Medium slateblue · ΔE 25Dark blue · ΔE 30.4Dark orchid · ΔE 30.8Slate blue · ΔE 31.2
Nearest named CSS colourBlue violet (#8A2BE2)ΔE 24.07, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EEC721
Analogous#21AFEE, #6021EE
Triadic#EE2148, #48EE21
Split complementary#EE6021, #AFEE21
Tetradic#EE21AF, #EEC721, #21EE60

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DEE4FD
Lighter +30%#AFBDF9
Lighter +20%#8096F5
Lighter +10%#506FF2
Darker −10%#1034CC
Darker −20%#0C289D
Darker −30%#081C6E
Darker −40%#05103E
More saturated +25%#103DFF
Less saturated −25%#3F5BD0

Channel breakdown

R33
G72
B238
Red33 (12.9%)
Green72 (28.2%)
Blue238 (93.3%)
Hue228.59°
Saturation (HSL)85.77%
Lightness53.14%
Dominant channelBlue
Hex per channelR 21 · G 48 · B EE

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Every value on this page was computed from “2148ee” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.