Colour

#404E4E

#404E4E
Cyan
Dark
Nearest: Dark slate grey

#404E4E is a cyan with RGB values 64, 78, 78 and HSL 180°, 10%, 28%. It is a dark colour, so white text on it reaches 8.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#404E4E#404E4E

HEX#404E4E

RGBrgb(64, 78, 78)

RGB (0–1)0.251, 0.3059, 0.3059

RGB percentages25.1%, 30.6%, 30.6%

HSLhsl(180, 9.9%, 27.8%)

HSV / HSBhsv(180, 17.9%, 30.6%)

CMYK17.9%, 0%, 0%, 69.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,214,350

CSS custom property--colour: #404E4E;

Brightness & contrast

Relative luminance0.07089WCAG 2.x, 0 is black and 1 is white

Perceived brightness74.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.69:1

Contrast with white8.69:1WCAG normal text: AAA

Contrast with black2.42:1WCAG normal text: Fail

Greyscale equivalent#4B4B4B

Inverted#BFB1B1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4C4D4Eno red cones; affects about 1% of men; ΔE 5.5 from the original

Deuteranopia#494A4Eno green cones; the most common form, about 1% of men; ΔE 6.1 from the original

Tritanopia#3C4F4Eno blue cones; rare, and affects men and women equally; ΔE 2.1 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text8.69:1WCAG large text: AAA

Contrast with black, large text2.42:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 6.5 Dim grey · ΔE 13.7 Gray · ΔE 22.3 Slate grey · ΔE 22.8 Light slate grey · ΔE 25.8 Teal · ΔE 29.2

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 6.53, clearly different but related

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4E4040

Analogous#404E47, #40474E

Triadic#4E404E, #4E4E40

Split complementary#4E4047, #4E4740

Tetradic#47404E, #4E4040, #474E40

Tints, shades & saturation

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

Lighter +40%#A5B5B5

Lighter +30%#899E9E

Lighter +20%#6E8686

Lighter +10%#576A6A

Darker −10%#293232

Darker −20%#121616

Darker −30%#000000

Darker −40%#000000

More saturated +25%#2E6060

Less saturated −25%#474747

Channel breakdown

R64

G78

B78

Red64 (25.1%)

Green78 (30.6%)

Blue78 (30.6%)

Hue180°

Saturation (HSL)9.86%

Lightness27.84%

Dominant channelGreen and Blue

Hex per channelR 40 · G 4E · B 4E

Keep nerding

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

#404E4E

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

Nerdulate something else