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Colour

#728AA1

  • #728AA1
  • Blue
  • Dark
  • Nearest: Light slate grey

#728AA1 is a blue with RGB values 114, 138, 161 and HSL 209°, 20%, 54%. It is a dark colour, so black text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Light slate grey.

Colour values

#728AA1#728AA1
HEX#728AA1
RGBrgb(114, 138, 161)
RGB (0–1)0.4471, 0.5412, 0.6314
RGB percentages44.7%, 54.1%, 63.1%
HSLhsl(209.4, 20%, 53.9%)
HSV / HSBhsv(209.4, 29.2%, 63.1%)
CMYK29.2%, 14.3%, 0%, 36.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,506,593
CSS custom property--colour: #728AA1;

Brightness & contrast

Relative luminance0.24328WCAG 2.x, 0 is black and 1 is white
Perceived brightness134.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.87:1
Contrast with white3.58:1WCAG normal text: Fail
Contrast with black5.87:1WCAG normal text: AA
Greyscale equivalent#878787
Inverted#8D755E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#818AA2no red cones; affects about 1% of men; ΔE 5.3 from the original
Deuteranopia#7B85A1no green cones; the most common form, about 1% of men; ΔE 5.9 from the original
Tritanopia#648F91no blue cones; rare, and affects men and women equally; ΔE 14.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.58:1WCAG large text: AA
Contrast with black, large text5.87:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 4Slate grey · ΔE 5.8Gray · ΔE 15.6Steel blue · ΔE 17.7Cadetblue · ΔE 18.9Dim grey · ΔE 19.4
Nearest named CSS colourLight slate grey (#778899)ΔE 3.99, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A18972
Analogous#72A1A0, #7273A1
Triadic#A1728A, #8AA172
Split complementary#A17273, #A1A072
Tetradic#A072A1, #A18972, #73A172

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ECF0F3
Lighter +30%#CED6DE
Lighter +20%#AFBDCA
Lighter +10%#91A3B5
Darker −10%#5A7086
Darker −20%#455768
Darker −30%#313D49
Darker −40%#1C242B
More saturated +25%#558BBE
Less saturated −25%#8A8A8A

Channel breakdown

R114
G138
B161
Red114 (44.7%)
Green138 (54.1%)
Blue161 (63.1%)
Hue209.36°
Saturation (HSL)20%
Lightness53.92%
Dominant channelBlue
Hex per channelR 72 · G 8A · B A1

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Every value on this page was computed from “728aa1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.