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Recognised as Colour

#737DA0

  • #737DA0
  • Blue
  • Dark
  • Nearest: Slate grey

#737DA0 is a blue with RGB values 115, 125, 160 and HSL 227°, 19%, 54%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#737DA0#737DA0
HEX#737DA0
RGBrgb(115, 125, 160)
RGB (0–1)0.451, 0.4902, 0.6275
RGB percentages45.1%, 49%, 62.7%
HSLhsl(226.7, 19.1%, 53.9%)
HSV / HSBhsv(226.7, 28.1%, 62.7%)
CMYK28.1%, 21.9%, 0%, 37.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,568,800
CSS custom property--colour: #737DA0;

Brightness & contrast

Relative luminance0.2085WCAG 2.x, 0 is black and 1 is white
Perceived brightness126.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.17:1
Contrast with white4.06:1WCAG normal text: Fail
Contrast with black5.17:1WCAG normal text: AA
Greyscale equivalent#7D7D7D
Inverted#8C825F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7380A2no red cones; affects about 1% of men; ΔE 1.6 from the original
Deuteranopia#6F7C9Fno green cones; the most common form, about 1% of men; ΔE 1.2 from the original
Tritanopia#678489no blue cones; rare, and affects men and women equally; ΔE 19.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.06:1WCAG large text: AA
Contrast with black, large text5.17:1WCAG large text: AAA

Named colours

Slate grey · ΔE 11.5Light slate grey · ΔE 11.6Steel blue · ΔE 15Gray · ΔE 20.5Dim grey · ΔE 22.1Dark grey · ΔE 26.2
Nearest named CSS colourSlate grey (#708090)ΔE 11.52, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A09673
Analogous#7393A0, #8073A0
Triadic#A0737D, #7DA073
Split complementary#A08073, #93A073
Tetradic#A07393, #A09673, #73A080

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EDEEF2
Lighter +30%#CED2DE
Lighter +20%#B0B5C9
Lighter +10%#9199B5
Darker −10%#5B6485
Darker −20%#464D67
Darker −30%#313749
Darker −40%#1D202A
More saturated +25%#566DBD
Less saturated −25%#8A8A8A

Channel breakdown

R115
G125
B160
Red115 (45.1%)
Green125 (49%)
Blue160 (62.7%)
Hue226.67°
Saturation (HSL)19.15%
Lightness53.92%
Dominant channelBlue
Hex per channelR 73 · G 7D · B A0

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Every value on this page was computed from “737da0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.