Colour

#405D5D

#405D5D
Cyan
Dark
Nearest: Dark slate grey

#405D5D is a cyan with RGB values 64, 93, 93 and HSL 180°, 18%, 31%. It is a dark colour, so white text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#405D5D#405D5D

HEX#405D5D

RGBrgb(64, 93, 93)

RGB (0–1)0.251, 0.3647, 0.3647

RGB percentages25.1%, 36.5%, 36.5%

HSLhsl(180, 18.5%, 30.8%)

HSV / HSBhsv(180, 31.2%, 36.5%)

CMYK31.2%, 0%, 0%, 63.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,218,205

CSS custom property--colour: #405D5D;

Brightness & contrast

Relative luminance0.09709WCAG 2.x, 0 is black and 1 is white

Perceived brightness85.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.14:1

Contrast with white7.14:1WCAG normal text: AAA

Contrast with black2.94:1WCAG normal text: Fail

Greyscale equivalent#575757

Inverted#BFA2A2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#595A5Dno red cones; affects about 1% of men; ΔE 11.1 from the original

Deuteranopia#54565Dno green cones; the most common form, about 1% of men; ΔE 11.5 from the original

Tritanopia#365F5Dno blue cones; rare, and affects men and women equally; ΔE 4.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text7.14:1WCAG large text: AAA

Contrast with black, large text2.94:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 6.2 Dim grey · ΔE 13.3 Slate grey · ΔE 19.1 Gray · ΔE 19.7 Light slate grey · ΔE 21.8 Teal · ΔE 21.8

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 6.16, clearly different but related

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#5D4040

Analogous#405D4F, #404F5D

Triadic#5D405D, #5D5D40

Split complementary#5D404F, #5D4F40

Tetradic#4F405D, #5D4040, #4F5D40

Tints, shades & saturation

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

Lighter +40%#A7C2C2

Lighter +30%#89ADAD

Lighter +20%#6A9999

Lighter +10%#557B7B

Darker −10%#2B3F3F

Darker −20%#162121

Darker −30%#020202

Darker −40%#000000

More saturated +25%#2C7171

Less saturated −25%#4F4F4F

Channel breakdown

R64

G93

B93

Red64 (25.1%)

Green93 (36.5%)

Blue93 (36.5%)

Hue180°

Saturation (HSL)18.47%

Lightness30.78%

Dominant channelGreen and Blue

Hex per channelR 40 · G 5D · B 5D

Keep nerding

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

#405D5D

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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