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Colour

#2C4B89

  • #2C4B89
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2C4B89 is a blue with RGB values 44, 75, 137 and HSL 220°, 51%, 35%. It is a dark colour, so white text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2C4B89#2C4B89
HEX#2C4B89
RGBrgb(44, 75, 137)
RGB (0–1)0.1725, 0.2941, 0.5373
RGB percentages17.3%, 29.4%, 53.7%
HSLhsl(220, 51.4%, 35.5%)
HSV / HSBhsv(220, 67.9%, 53.7%)
CMYK67.9%, 45.3%, 0%, 46.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,902,921
CSS custom property--colour: #2C4B89;

Brightness & contrast

Relative luminance0.07374WCAG 2.x, 0 is black and 1 is white
Perceived brightness77.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.49:1
Contrast with white8.49:1WCAG normal text: AAA
Contrast with black2.47:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#D3B476

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2D518Bno red cones; affects about 1% of men; ΔE 4.1 from the original
Deuteranopia#1E4988no green cones; the most common form, about 1% of men; ΔE 2.3 from the original
Tritanopia#005963no blue cones; rare, and affects men and women equally; ΔE 38.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.49:1WCAG large text: AAA
Contrast with black, large text2.47:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 16.6Steel blue · ΔE 25.1Midnight blue · ΔE 29.7Cornflower blue · ΔE 31.4Rebecca purple · ΔE 34Slate blue · ΔE 35
Nearest named CSS colourDark slateblue (#483D8B)ΔE 16.57, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#896A2C
Analogous#2C7A89, #3C2C89
Triadic#892C4B, #4B892C
Split complementary#893B2C, #7A892C
Tetradic#892C79, #896A2C, #2C893B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A0B6E1
Lighter +30%#7A98D4
Lighter +20%#537AC8
Lighter +10%#3860B0
Darker −10%#203662
Darker −20%#13213C
Darker −30%#070C15
Darker −40%#000000
More saturated +25%#1543A0
Less saturated −25%#435372

Channel breakdown

R44
G75
B137
Red44 (17.3%)
Green75 (29.4%)
Blue137 (53.7%)
Hue220°
Saturation (HSL)51.38%
Lightness35.49%
Dominant channelBlue
Hex per channelR 2C · G 4B · B 89

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Every value on this page was computed from “2c4b89” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.