Colour

#40483F

#40483F
Grey
Dark
Nearest: Dark slate grey

#40483F is a grey with RGB values 64, 72, 63 and HSL 113°, 7%, 26%. It is a dark colour, so white text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#40483F#40483F

HEX#40483F

RGBrgb(64, 72, 63)

RGB (0–1)0.251, 0.2824, 0.2471

RGB percentages25.1%, 28.2%, 24.7%

HSLhsl(113.3, 6.7%, 26.5%)

HSV / HSBhsv(113.3, 12.5%, 28.2%)

CMYK11.1%, 0%, 12.5%, 71.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,212,799

CSS custom property--colour: #40483F;

Brightness & contrast

Relative luminance0.06084WCAG 2.x, 0 is black and 1 is white

Perceived brightness68.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.47:1

Contrast with white9.47:1WCAG normal text: AAA

Contrast with black2.22:1WCAG normal text: Fail

Greyscale equivalent#464646

Inverted#BFB7C0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#49463Fno red cones; affects about 1% of men; ΔE 5.1 from the original

Deuteranopia#47453Fno green cones; the most common form, about 1% of men; ΔE 4.9 from the original

Tritanopia#404745no blue cones; rare, and affects men and women equally; ΔE 4.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text9.47:1WCAG large text: AAA

Contrast with black, large text2.22:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 10.4 Dim grey · ΔE 16.3 Gray · ΔE 24.9 Slate grey · ΔE 27.7 Black · ΔE 30.4 Light slate grey · ΔE 30.6

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 10.42, a distinctly different colour

Hue familygrey

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#473F48

Analogous#45483F, #3F4843

Triadic#3F4048, #483F40

Split complementary#433F48, #483F45

Tetradic#3F4548, #473F48, #48433F

Tints, shades & saturation

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

Lighter +40%#A5AFA4

Lighter +30%#8A9789

Lighter +20%#707E6F

Lighter +10%#586357

Darker −10%#282D27

Darker −20%#10120F

Darker −30%#000000

Darker −40%#000000

More saturated +25%#33592E

Less saturated −25%#444444

Channel breakdown

R64

G72

B63

Red64 (25.1%)

Green72 (28.2%)

Blue63 (24.7%)

Hue113.33°

Saturation (HSL)6.67%

Lightness26.47%

Dominant channelGreen

Hex per channelR 40 · G 48 · B 3F

Keep nerding

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

#40483F

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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