Colour

#73818A

#73818A
Blue
Dark
Nearest: Slate grey

#73818A is a blue with RGB values 115, 129, 138 and HSL 203°, 9%, 50%. 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

#73818A#73818A

HEX#73818A

RGBrgb(115, 129, 138)

RGB (0–1)0.451, 0.5059, 0.5412

RGB percentages45.1%, 50.6%, 54.1%

HSLhsl(203.5, 9.1%, 49.6%)

HSV / HSBhsv(203.5, 16.7%, 54.1%)

CMYK16.7%, 6.5%, 0%, 45.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer7,569,802

CSS custom property--colour: #73818A;

Brightness & contrast

Relative luminance0.2118WCAG 2.x, 0 is black and 1 is white

Perceived brightness126.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.24:1

Contrast with white4.01:1WCAG normal text: Fail

Contrast with black5.24:1WCAG normal text: AA

Greyscale equivalent#7F7F7F

Inverted#8C7E75

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7D808Ano red cones; affects about 1% of men; ΔE 4.2 from the original

Deuteranopia#7A7E8Ano green cones; the most common form, about 1% of men; ΔE 4.2 from the original

Tritanopia#6D8384no blue cones; rare, and affects men and women equally; ΔE 5.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text4.01:1WCAG large text: AA

Contrast with black, large text5.24:1WCAG large text: AAA

Named colours

Slate grey · ΔE 4.1 Light slate grey · ΔE 5.4 Gray · ΔE 7.3 Dim grey · ΔE 11.4 Dark grey · ΔE 17.7 Cadetblue · ΔE 18.4

Nearest named CSS colourSlate grey (#708090)ΔE 4.11, a close match

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#8A7C73

Analogous#738A88, #73768A

Triadic#8A7381, #818A73

Split complementary#8A7376, #8A8873

Tetradic#88738A, #8A7C73, #768A73

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#E2E5E7

Lighter +30%#C6CCD0

Lighter +20%#AAB3B9

Lighter +10%#8F9AA1

Darker −10%#5C676E

Darker −20%#454D52

Darker −30%#2D3337

Darker −40%#16191B

More saturated +25%#5388AA

Less saturated −25%#7F7F7F

Channel breakdown

R115

G129

B138

Red115 (45.1%)

Green129 (50.6%)

Blue138 (54.1%)

Hue203.48°

Saturation (HSL)9.09%

Lightness49.61%

Dominant channelBlue

Hex per channelR 73 · G 81 · B 8A

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#73818A

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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