Recognised as Colour

#42645A

#42645A
Cyan
Dark
Nearest: Dark slate grey

#42645A is a cyan with RGB values 66, 100, 90 and HSL 162°, 20%, 33%. It is a dark colour, so white text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Dark slate grey.

Colour values

#42645A#42645A

HEX#42645A

RGBrgb(66, 100, 90)

RGB (0–1)0.2588, 0.3922, 0.3529

RGB percentages25.9%, 39.2%, 35.3%

HSLhsl(162.4, 20.5%, 32.5%)

HSV / HSBhsv(162.4, 34%, 39.2%)

CMYK34%, 0%, 10%, 60.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,351,066

CSS custom property--colour: #42645A;

Brightness & contrast

Relative luminance0.11011WCAG 2.x, 0 is black and 1 is white

Perceived brightness90 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.56:1

Contrast with white6.56:1WCAG normal text: AA

Contrast with black3.2:1WCAG normal text: Fail

Greyscale equivalent#5C5C5C

Inverted#BD9BA5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#62605Ano red cones; affects about 1% of men; ΔE 14.5 from the original

Deuteranopia#5C5B5Bno green cones; the most common form, about 1% of men; ΔE 15.3 from the original

Tritanopia#396561no 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 text6.56:1WCAG large text: AAA

Contrast with black, large text3.2:1WCAG large text: AA

Named colours

Dark slate grey · ΔE 10.4 Dim grey · ΔE 15.6 Teal · ΔE 19.5 Gray · ΔE 20.4 Slate grey · ΔE 22.1 Dark cyan · ΔE 22.9

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 10.43, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#64424C

Analogous#426449, #425D64

Triadic#5A4264, #645A42

Split complementary#64425D, #644942

Tetradic#494264, #64424C, #5D6442

Tints, shades & saturation

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

Lighter +40%#ABC7BF

Lighter +30%#8CB3A8

Lighter +20%#6D9F90

Lighter +10%#568376

Darker −10%#2E453E

Darker −20%#192723

Darker −30%#050807

Darker −40%#000000

More saturated +25%#2D7963

Less saturated −25%#535353

Channel breakdown

R66

G100

B90

Red66 (25.9%)

Green100 (39.2%)

Blue90 (35.3%)

Hue162.35°

Saturation (HSL)20.48%

Lightness32.55%

Dominant channelGreen

Hex per channelR 42 · G 64 · B 5A

Keep nerding

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

#42645A

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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