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Recognised as Colour

#219DF2

  • #219DF2
  • Blue
  • Dark
  • Nearest: Cornflower blue

#219DF2 is a blue with RGB values 33, 157, 242 and HSL 204°, 89%, 54%. It is a dark colour, so black text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#219DF2#219DF2
HEX#219DF2
RGBrgb(33, 157, 242)
RGB (0–1)0.1294, 0.6157, 0.949
RGB percentages12.9%, 61.6%, 94.9%
HSLhsl(204.4, 88.9%, 53.9%)
HSV / HSBhsv(204.4, 86.4%, 94.9%)
CMYK86.4%, 35.1%, 0%, 5.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,203,122
CSS custom property--colour: #219DF2;

Brightness & contrast

Relative luminance0.30848WCAG 2.x, 0 is black and 1 is white
Perceived brightness146.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.17:1
Contrast with white2.93:1WCAG normal text: Fail
Contrast with black7.17:1WCAG normal text: AAA
Greyscale equivalent#898989
Inverted#DE620D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#74A1F6no red cones; affects about 1% of men; ΔE 12.4 from the original
Deuteranopia#568FF0no green cones; the most common form, about 1% of men; ΔE 14.2 from the original
Tritanopia#00B2BCno blue cones; rare, and affects men and women equally; ΔE 47.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.93:1WCAG large text: Fail
Contrast with black, large text7.17:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 11.9Dodgerblue · ΔE 17.4Deep skyblue · ΔE 20.4Steel blue · ΔE 21.7Light skyblue · ΔE 30Royal blue · ΔE 35
Nearest named CSS colourCornflower blue (#6495ED)ΔE 11.91, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F27621
Analogous#21F2DF, #2134F2
Triadic#F2219D, #9DF221
Split complementary#F22134, #F2DF21
Tetradic#DF21F2, #F27621, #34F221

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E2F2FD
Lighter +30%#B2DDFA
Lighter +20%#81C8F8
Lighter +10%#51B2F5
Darker −10%#0C83D4
Darker −20%#0A65A3
Darker −30%#074773
Darker −40%#042943
More saturated +25%#149FFF
Less saturated −25%#3E98D5

Channel breakdown

R33
G157
B242
Red33 (12.9%)
Green157 (61.6%)
Blue242 (94.9%)
Hue204.4°
Saturation (HSL)88.94%
Lightness53.92%
Dominant channelBlue
Hex per channelR 21 · G 9D · B F2

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Every value on this page was computed from “219df2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.