Colour

#404B4F

#404B4F
Cyan
Dark
Nearest: Dark slate grey

#404B4F is a cyan with RGB values 64, 75, 79 and HSL 196°, 10%, 28%. It is a dark colour, so white text on it reaches 9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#404B4F#404B4F

HEX#404B4F

RGBrgb(64, 75, 79)

RGB (0–1)0.251, 0.2941, 0.3098

RGB percentages25.1%, 29.4%, 31%

HSLhsl(196, 10.5%, 28%)

HSV / HSBhsv(196, 19%, 31%)

CMYK19%, 5.1%, 0%, 69%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,213,583

CSS custom property--colour: #404B4F;

Brightness & contrast

Relative luminance0.06687WCAG 2.x, 0 is black and 1 is white

Perceived brightness72.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.98:1

Contrast with white8.98:1WCAG normal text: AAA

Contrast with black2.34:1WCAG normal text: Fail

Greyscale equivalent#494949

Inverted#BFB4B0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#494A4Fno red cones; affects about 1% of men; ΔE 4.2 from the original

Deuteranopia#46484Fno green cones; the most common form, about 1% of men; ΔE 4.3 from the original

Tritanopia#3C4C4Cno blue cones; rare, and affects men and women equally; ΔE 3.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text8.98:1WCAG large text: AAA

Contrast with black, large text2.34:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 8.3 Dim grey · ΔE 14.3 Slate grey · ΔE 22.8 Gray · ΔE 23.1 Light slate grey · ΔE 25.9 Teal · ΔE 31

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 8.32, clearly different but related

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4F4440

Analogous#404F4C, #40444F

Triadic#4F404B, #4B4F40

Split complementary#4F4044, #4F4C40

Tetradic#4C404F, #4F4440, #444F40

Tints, shades & saturation

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

Lighter +40%#A5B1B6

Lighter +30%#89999F

Lighter +20%#6E8087

Lighter +10%#57666B

Darker −10%#293033

Darker −20%#121617

Darker −30%#000000

Darker −40%#000000

More saturated +25%#2E5361

Less saturated −25%#484848

Channel breakdown

R64

G75

B79

Red64 (25.1%)

Green75 (29.4%)

Blue79 (31%)

Hue196°

Saturation (HSL)10.49%

Lightness28.04%

Dominant channelBlue

Hex per channelR 40 · G 4B · B 4F

Keep nerding

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

#404B4F

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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