Colour

#33645E

#33645E
Cyan
Dark
Nearest: Dark slate grey

#33645E is a cyan with RGB values 51, 100, 94 and HSL 173°, 32%, 30%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Dark slate grey.

Colour values

#33645E#33645E

HEX#33645E

RGBrgb(51, 100, 94)

RGB (0–1)0.2, 0.3922, 0.3686

RGB percentages20%, 39.2%, 36.9%

HSLhsl(172.7, 32.5%, 29.6%)

HSV / HSBhsv(172.7, 49%, 39.2%)

CMYK49%, 0%, 6%, 60.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,368,030

CSS custom property--colour: #33645E;

Brightness & contrast

Relative luminance0.10626WCAG 2.x, 0 is black and 1 is white

Perceived brightness87.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.72:1

Contrast with white6.72:1WCAG normal text: AA

Contrast with black3.13:1WCAG normal text: Fail

Greyscale equivalent#595959

Inverted#CC9BA1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#605F5Eno red cones; affects about 1% of men; ΔE 18.6 from the original

Deuteranopia#57595Fno green cones; the most common form, about 1% of men; ΔE 18.9 from the original

Tritanopia#1C6662no blue cones; rare, and affects men and women equally; ΔE 5.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text6.72:1WCAG large text: AAA

Contrast with black, large text3.13:1WCAG large text: AA

Named colours

Dark slate grey · ΔE 10.3 Teal · ΔE 15.6 Dim grey · ΔE 19.1 Dark cyan · ΔE 19.5 Cadetblue · ΔE 23 Slate grey · ΔE 23

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 10.27, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#643339

Analogous#336446, #335164

Triadic#5E3364, #645E33

Split complementary#643351, #644633

Tetradic#463364, #643339, #526433

Tints, shades & saturation

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

Lighter +40%#98CBC4

Lighter +30%#77B9B1

Lighter +20%#55A89D

Lighter +10%#44867E

Darker −10%#22423E

Darker −20%#11201F

Darker −30%#000000

Darker −40%#000000

More saturated +25%#20776C

Less saturated −25%#465150

Channel breakdown

R51

G100

B94

Red51 (20%)

Green100 (39.2%)

Blue94 (36.9%)

Hue172.65°

Saturation (HSL)32.45%

Lightness29.61%

Dominant channelGreen

Hex per channelR 33 · G 64 · B 5E

Keep nerding

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#33645E

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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