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Recognised as Colour

#224C63

  • #224C63
  • Blue
  • Dark
  • Nearest: Dark slate grey

#224C63 is a blue with RGB values 34, 76, 99 and HSL 201°, 49%, 26%. It is a dark colour, so white text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#224C63#224C63
HEX#224C63
RGBrgb(34, 76, 99)
RGB (0–1)0.1333, 0.298, 0.3882
RGB percentages13.3%, 29.8%, 38.8%
HSLhsl(201.2, 48.9%, 26.1%)
HSV / HSBhsv(201.2, 65.7%, 38.8%)
CMYK65.7%, 23.2%, 0%, 61.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,247,779
CSS custom property--colour: #224C63;

Brightness & contrast

Relative luminance0.0641WCAG 2.x, 0 is black and 1 is white
Perceived brightness69.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.2:1
Contrast with white9.2:1WCAG normal text: AAA
Contrast with black2.28:1WCAG normal text: Fail
Greyscale equivalent#454545
Inverted#DDB39C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#414B64no red cones; affects about 1% of men; ΔE 9.8 from the original
Deuteranopia#384563no green cones; the most common form, about 1% of men; ΔE 10.4 from the original
Tritanopia#005254no blue cones; rare, and affects men and women equally; ΔE 17.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.2:1WCAG large text: AAA
Contrast with black, large text2.28:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 15Dim grey · ΔE 23.6Slate grey · ΔE 24Steel blue · ΔE 26.5Light slate grey · ΔE 26.7Teal · ΔE 29.9
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 14.96, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#633922
Analogous#22635A, #222B63
Triadic#63224C, #4C6322
Split complementary#63222B, #635A22
Tetradic#5A2263, #633922, #2C6322

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7EB5D3
Lighter +30%#589FC6
Lighter +20%#3C86AF
Lighter +10%#2F6989
Darker −10%#152F3D
Darker −20%#081217
Darker −30%#000000
Darker −40%#000000
More saturated +25%#115174
Less saturated −25%#334752

Channel breakdown

R34
G76
B99
Red34 (13.3%)
Green76 (29.8%)
Blue99 (38.8%)
Hue201.23°
Saturation (HSL)48.87%
Lightness26.08%
Dominant channelBlue
Hex per channelR 22 · G 4C · B 63

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Every value on this page was computed from “224c63” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.