Colour

#004C66

#004C66
Cyan
Dark
Nearest: Dark slate grey

#004C66 is a cyan with RGB values 0, 76, 102 and HSL 195°, 100%, 20%. It is a dark colour, so white text on it reaches 9.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#004C66#004C66

HEX#004C66

RGBrgb(0, 76, 102)

RGB (0–1)0, 0.298, 0.4

RGB percentages0%, 29.8%, 40%

HSLhsl(195.3, 100%, 20%)

HSV / HSBhsv(195.3, 100%, 40%)

CMYK100%, 25.5%, 0%, 60%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer19,558

CSS custom property--colour: #004C66;

Brightness & contrast

Relative luminance0.06128WCAG 2.x, 0 is black and 1 is white

Perceived brightness67.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.44:1

Contrast with white9.44:1WCAG normal text: AAA

Contrast with black2.23:1WCAG normal text: Fail

Greyscale equivalent#3E3E3E

Inverted#FFB399

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3E4B67no red cones; affects about 1% of men; ΔE 13.2 from the original

Deuteranopia#324266no green cones; the most common form, about 1% of men; ΔE 15 from the original

Tritanopia#005355no blue cones; rare, and affects men and women equally; ΔE 17.2 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text9.44:1WCAG large text: AAA

Contrast with black, large text2.23:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 17.3 Steel blue · ΔE 26.1 Slate grey · ΔE 26.5 Dim grey · ΔE 27.4 Light slate grey · ΔE 29 Teal · ΔE 29.2

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 17.28, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#661A00

Analogous#00664D, #001966

Triadic#66004C, #4C6600

Split complementary#660019, #664D00

Tetradic#4D0066, #661A00, #196600

Tints, shades & saturation

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

Lighter +40%#33CBFF

Lighter +30%#00BEFF

Lighter +20%#0098CC

Lighter +10%#007299

Darker −10%#002633

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#004C66

Less saturated −25%#0D4659

Channel breakdown

G76

B102

Red0 (0%)

Green76 (29.8%)

Blue102 (40%)

Hue195.29°

Saturation (HSL)100%

Lightness20%

Dominant channelBlue

Hex per channelR 00 · G 4C · B 66

Keep nerding

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

#004C66

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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