Colour

#374F4C

#374F4C
Cyan
Dark
Nearest: Dark slate grey

#374F4C is a cyan with RGB values 55, 79, 76 and HSL 173°, 18%, 26%. It is a dark colour, so white text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#374F4C#374F4C

HEX#374F4C

RGBrgb(55, 79, 76)

RGB (0–1)0.2157, 0.3098, 0.298

RGB percentages21.6%, 31%, 29.8%

HSLhsl(172.5, 17.9%, 26.3%)

HSV / HSBhsv(172.5, 30.4%, 31%)

CMYK30.4%, 0%, 3.8%, 69%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,624,780

CSS custom property--colour: #374F4C;

Brightness & contrast

Relative luminance0.06926WCAG 2.x, 0 is black and 1 is white

Perceived brightness72.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.8:1

Contrast with white8.8:1WCAG normal text: AAA

Contrast with black2.39:1WCAG normal text: Fail

Greyscale equivalent#4A4A4A

Inverted#C8B0B3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4D4C4Cno red cones; affects about 1% of men; ΔE 10.4 from the original

Deuteranopia#48494Cno green cones; the most common form, about 1% of men; ΔE 10.2 from the original

Tritanopia#30504Eno blue cones; rare, and affects men and women equally; ΔE 2.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text8.8:1WCAG large text: AAA

Contrast with black, large text2.39:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 3.1 Dim grey · ΔE 16.2 Gray · ΔE 24.1 Slate grey · ΔE 24.4 Teal · ΔE 26.2 Light slate grey · ΔE 27.3

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 3.14, a close match

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4F373A

Analogous#374F40, #37464F

Triadic#4C374F, #4F4C37

Split complementary#4F3746, #4F4037

Tetradic#40374F, #4F373A, #464F37

Tints, shades & saturation

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

Lighter +40%#9AB8B5

Lighter +30%#7CA39E

Lighter +20%#618B86

Lighter +10%#4C6D69

Darker −10%#22312F

Darker −20%#0D1312

Darker −30%#000000

Darker −40%#000000

More saturated +25%#266059

Less saturated −25%#434343

Channel breakdown

R55

G79

B76

Red55 (21.6%)

Green79 (31%)

Blue76 (29.8%)

Hue172.5°

Saturation (HSL)17.91%

Lightness26.27%

Dominant channelGreen

Hex per channelR 37 · G 4F · B 4C

Keep nerding

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

#374F4C

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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