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Recognised as Colour

#2273C8

  • #2273C8
  • Blue
  • Dark
  • Nearest: Cornflower blue

#2273C8 is a blue with RGB values 34, 115, 200 and HSL 211°, 71%, 46%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#2273C8#2273C8
HEX#2273C8
RGBrgb(34, 115, 200)
RGB (0–1)0.1333, 0.451, 0.7843
RGB percentages13.3%, 45.1%, 78.4%
HSLhsl(210.7, 70.9%, 45.9%)
HSV / HSBhsv(210.7, 83%, 78.4%)
CMYK83%, 42.5%, 0%, 21.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,257,864
CSS custom property--colour: #2273C8;

Brightness & contrast

Relative luminance0.16772WCAG 2.x, 0 is black and 1 is white
Perceived brightness112.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.82:1
Contrast with white4.82:1WCAG normal text: AA
Contrast with black4.35:1WCAG normal text: Fail
Greyscale equivalent#686868
Inverted#DD8C37

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#487ACBno red cones; affects about 1% of men; ΔE 5.4 from the original
Deuteranopia#296BC6no green cones; the most common form, about 1% of men; ΔE 6 from the original
Tritanopia#008794no blue cones; rare, and affects men and women equally; ΔE 48.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.82:1WCAG large text: AAA
Contrast with black, large text4.35:1WCAG large text: AA

Named colours

Cornflower blue · ΔE 14.2Dodgerblue · ΔE 17.2Steel blue · ΔE 22.2Royal blue · ΔE 23.9Dark slateblue · ΔE 27Slate blue · ΔE 29.8
Nearest named CSS colourCornflower blue (#6495ED)ΔE 14.21, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C87722
Analogous#22C6C8, #2422C8
Triadic#C82273, #73C822
Split complementary#C82422, #C6C822
Tetradic#C822C6, #C87722, #22C824

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C1DAF5
Lighter +30%#96C0ED
Lighter +20%#6AA7E6
Lighter +10%#3F8DDE
Darker −10%#1B5A9C
Darker −20%#134171
Darker −30%#0C2845
Darker −40%#040F1A
More saturated +25%#0572E5
Less saturated −25%#3F74AB

Channel breakdown

R34
G115
B200
Red34 (13.3%)
Green115 (45.1%)
Blue200 (78.4%)
Hue210.72°
Saturation (HSL)70.94%
Lightness45.88%
Dominant channelBlue
Hex per channelR 22 · G 73 · B C8

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Every value on this page was computed from “2273c8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.