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Colour

#2B498C

  • #2B498C
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2B498C is a blue with RGB values 43, 73, 140 and HSL 221°, 53%, 36%. It is a dark colour, so white text on it reaches 8.6:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2B498C#2B498C
HEX#2B498C
RGBrgb(43, 73, 140)
RGB (0–1)0.1686, 0.2863, 0.549
RGB percentages16.9%, 28.6%, 54.9%
HSLhsl(221.4, 53%, 35.9%)
HSV / HSBhsv(221.4, 69.3%, 54.9%)
CMYK69.3%, 47.9%, 0%, 45.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,836,876
CSS custom property--colour: #2B498C;

Brightness & contrast

Relative luminance0.07172WCAG 2.x, 0 is black and 1 is white
Perceived brightness76.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.63:1
Contrast with white8.63:1WCAG normal text: AAA
Contrast with black2.43:1WCAG normal text: Fail
Greyscale equivalent#474747
Inverted#D4B673

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#27508Fno red cones; affects about 1% of men; ΔE 4.9 from the original
Deuteranopia#13488Bno green cones; the most common form, about 1% of men; ΔE 3.4 from the original
Tritanopia#005963no blue cones; rare, and affects men and women equally; ΔE 42.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.63:1WCAG large text: AAA
Contrast with black, large text2.43:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 13.8Midnight blue · ΔE 26.8Steel blue · ΔE 27.4Cornflower blue · ΔE 31.1Rebecca purple · ΔE 31.2Slate blue · ΔE 32
Nearest named CSS colourDark slateblue (#483D8B)ΔE 13.8, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8C6E2B
Analogous#2B798C, #3E2B8C
Triadic#8C2B49, #498C2B
Split complementary#8C3E2B, #798C2B
Tetradic#8C2B7A, #8C6E2B, #2B8C3E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A1B5E2
Lighter +30%#7A96D6
Lighter +20%#5378CA
Lighter +10%#375DB3
Darker −10%#1F3565
Darker −20%#13203E
Darker −30%#070C17
Darker −40%#000000
More saturated +25%#1440A3
Less saturated −25%#425275

Channel breakdown

R43
G73
B140
Red43 (16.9%)
Green73 (28.6%)
Blue140 (54.9%)
Hue221.44°
Saturation (HSL)53.01%
Lightness35.88%
Dominant channelBlue
Hex per channelR 2B · G 49 · B 8C

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Every value on this page was computed from “2b498c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.