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Recognised as Colour

#225BC5

  • #225BC5
  • Blue
  • Dark
  • Nearest: Royal blue

#225BC5 is a blue with RGB values 34, 91, 197 and HSL 219°, 71%, 45%. It is a dark colour, so white text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#225BC5#225BC5
HEX#225BC5
RGBrgb(34, 91, 197)
RGB (0–1)0.1333, 0.3569, 0.7725
RGB percentages13.3%, 35.7%, 77.3%
HSLhsl(219, 70.6%, 45.3%)
HSV / HSBhsv(219, 82.7%, 77.3%)
CMYK82.7%, 53.8%, 0%, 22.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,251,717
CSS custom property--colour: #225BC5;

Brightness & contrast

Relative luminance0.11853WCAG 2.x, 0 is black and 1 is white
Perceived brightness98.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.23:1
Contrast with white6.23:1WCAG normal text: AA
Contrast with black3.37:1WCAG normal text: Fail
Greyscale equivalent#575757
Inverted#DDA43A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0068C9no red cones; affects about 1% of men; ΔE 9.8 from the original
Deuteranopia#005AC3no green cones; the most common form, about 1% of men; ΔE 2.2 from the original
Tritanopia#007587no blue cones; rare, and affects men and women equally; ΔE 60.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.23:1WCAG large text: AAA
Contrast with black, large text3.37:1WCAG large text: AA

Named colours

Royal blue · ΔE 9.7Slate blue · ΔE 15.5Dark slateblue · ΔE 21.4Dodgerblue · ΔE 21.9Medium slateblue · ΔE 23.2Medium purple · ΔE 23.2
Nearest named CSS colourRoyal blue (#4169E1)ΔE 9.7, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C58C22
Analogous#22ADC5, #3A22C5
Triadic#C5225B, #5BC522
Split complementary#C53A22, #ADC522
Tetradic#C522AD, #C58C22, #22C53A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BFD2F4
Lighter +30%#94B3EC
Lighter +20%#6894E5
Lighter +10%#3D75DD
Darker −10%#1A479A
Darker −20%#13336E
Darker −30%#0B1F43
Darker −40%#040B17
More saturated +25%#0552E2
Less saturated −25%#3F64A8

Channel breakdown

R34
G91
B197
Red34 (13.3%)
Green91 (35.7%)
Blue197 (77.3%)
Hue219.02°
Saturation (HSL)70.56%
Lightness45.29%
Dominant channelBlue
Hex per channelR 22 · G 5B · B C5

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Every value on this page was computed from “225bc5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.