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Recognised as Colour

#728BB2

  • #728BB2
  • Blue
  • Dark
  • Nearest: Steel blue

#728BB2 is a blue with RGB values 114, 139, 178 and HSL 217°, 29%, 57%. It is a dark colour, so black text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#728BB2#728BB2
HEX#728BB2
RGBrgb(114, 139, 178)
RGB (0–1)0.4471, 0.5451, 0.698
RGB percentages44.7%, 54.5%, 69.8%
HSLhsl(216.6, 29.4%, 57.3%)
HSV / HSBhsv(216.6, 36%, 69.8%)
CMYK36%, 21.9%, 0%, 30.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,506,866
CSS custom property--colour: #728BB2;

Brightness & contrast

Relative luminance0.25257WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.05:1
Contrast with white3.47:1WCAG normal text: Fail
Contrast with black6.05:1WCAG normal text: AA
Greyscale equivalent#898989
Inverted#8D744D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7D8DB4no red cones; affects about 1% of men; ΔE 3.1 from the original
Deuteranopia#7687B1no green cones; the most common form, about 1% of men; ΔE 3.4 from the original
Tritanopia#5E9398no blue cones; rare, and affects men and women equally; ΔE 22.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.47:1WCAG large text: AA
Contrast with black, large text6.05:1WCAG large text: AAA

Named colours

Steel blue · ΔE 11.3Light slate grey · ΔE 12.7Slate grey · ΔE 13.9Light steelblue · ΔE 22.7Gray · ΔE 23.6Light skyblue · ΔE 25.8
Nearest named CSS colourSteel blue (#4682B4)ΔE 11.25, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B29972
Analogous#72ABB2, #7972B2
Triadic#B2728B, #8BB272
Split complementary#B27972, #ABB272
Tetradic#B272AB, #B29972, #72B279

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F6F8FA
Lighter +30%#D5DCE8
Lighter +20%#B4C1D6
Lighter +10%#93A6C4
Darker −10%#55719C
Darker −20%#43597B
Darker −30%#31415A
Darker −40%#1F2939
More saturated +25%#5785CD
Less saturated −25%#8D9197

Channel breakdown

R114
G139
B178
Red114 (44.7%)
Green139 (54.5%)
Blue178 (69.8%)
Hue216.56°
Saturation (HSL)29.36%
Lightness57.25%
Dominant channelBlue
Hex per channelR 72 · G 8B · B B2

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Every value on this page was computed from “728bb2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.