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Colour

#2243D1

  • #2243D1
  • Blue
  • Dark
  • Nearest: Medium slateblue

#2243D1 is a blue with RGB values 34, 67, 209 and HSL 229°, 72%, 48%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Medium slateblue.

Colour values

#2243D1#2243D1
HEX#2243D1
RGBrgb(34, 67, 209)
RGB (0–1)0.1333, 0.2627, 0.8196
RGB percentages13.3%, 26.3%, 82%
HSLhsl(228.7, 72%, 47.6%)
HSV / HSBhsv(228.7, 83.7%, 82%)
CMYK83.7%, 67.9%, 0%, 18%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,245,585
CSS custom property--colour: #2243D1;

Brightness & contrast

Relative luminance0.08958WCAG 2.x, 0 is black and 1 is white
Perceived brightness89.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.52:1
Contrast with white7.52:1WCAG normal text: AAA
Contrast with black2.79:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#DDBC2E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005DD5no red cones; affects about 1% of men; ΔE 19.5 from the original
Deuteranopia#004CCEno green cones; the most common form, about 1% of men; ΔE 9.2 from the original
Tritanopia#006A85no blue cones; rare, and affects men and women equally; ΔE 78.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.52:1WCAG large text: AAA
Contrast with black, large text2.79:1WCAG large text: Fail

Named colours

Medium slateblue · ΔE 19.2Slate blue · ΔE 20.9Royal blue · ΔE 21.9Dark blue · ΔE 24Navy · ΔE 26.1Rebecca purple · ΔE 28.7
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 19.23, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D1B022
Analogous#229AD1, #5922D1
Triadic#D12243, #43D122
Split complementary#D15922, #9AD122
Tetradic#D1229A, #D1B022, #22D159

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C9D1F6
Lighter +30%#9DACEF
Lighter +20%#7187E8
Lighter +10%#4563E1
Darker −10%#1B35A5
Darker −20%#142779
Darker −30%#0D194D
Darker −40%#050B22
More saturated +25%#0430EF
Less saturated −25%#4056B3

Channel breakdown

R34
G67
B209
Red34 (13.3%)
Green67 (26.3%)
Blue209 (82%)
Hue228.69°
Saturation (HSL)72.02%
Lightness47.65%
Dominant channelBlue
Hex per channelR 22 · G 43 · B D1

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Every value on this page was computed from “2243d1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.