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Recognised as Colour

#748BBB

  • #748BBB
  • Blue
  • Dark
  • Nearest: Steel blue

#748BBB is a blue with RGB values 116, 139, 187 and HSL 221°, 34%, 59%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#748BBB#748BBB
HEX#748BBB
RGBrgb(116, 139, 187)
RGB (0–1)0.4549, 0.5451, 0.7333
RGB percentages45.5%, 54.5%, 73.3%
HSLhsl(220.6, 34.3%, 59.4%)
HSV / HSBhsv(220.6, 38%, 73.3%)
CMYK38%, 25.7%, 0%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,637,947
CSS custom property--colour: #748BBB;

Brightness & contrast

Relative luminance0.25766WCAG 2.x, 0 is black and 1 is white
Perceived brightness139.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.15:1
Contrast with white3.41:1WCAG normal text: Fail
Contrast with black6.15:1WCAG normal text: AA
Greyscale equivalent#8A8A8A
Inverted#8B7444

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7B8EBDno red cones; affects about 1% of men; ΔE 1.9 from the original
Deuteranopia#7488BAno green cones; the most common form, about 1% of men; ΔE 1.9 from the original
Tritanopia#5D959Cno blue cones; rare, and affects men and women equally; ΔE 27.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.41:1WCAG large text: AA
Contrast with black, large text6.15:1WCAG large text: AAA

Named colours

Steel blue · ΔE 10.6Light slate grey · ΔE 17.8Slate grey · ΔE 18.8Cornflower blue · ΔE 22.7Light steelblue · ΔE 24.7Light skyblue · ΔE 26.4
Nearest named CSS colourSteel blue (#4682B4)ΔE 10.61, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BBA474
Analogous#74AFBB, #8174BB
Triadic#BB748B, #8BBB74
Split complementary#BB8074, #AFBB74
Tetradic#BB74AF, #BBA474, #74BB80

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FDFDFE
Lighter +30%#DBE1ED
Lighter +20%#B8C4DD
Lighter +10%#96A8CC
Darker −10%#536FA9
Darker −20%#425887
Darker −30%#314265
Darker −40%#212C42
More saturated +25%#5A82D5
Less saturated −25%#8E94A1

Channel breakdown

R116
G139
B187
Red116 (45.5%)
Green139 (54.5%)
Blue187 (73.3%)
Hue220.56°
Saturation (HSL)34.3%
Lightness59.41%
Dominant channelBlue
Hex per channelR 74 · G 8B · B BB

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Every value on this page was computed from “748bbb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.