Colour

#398BA8

#398BA8
Cyan
Dark
Nearest: Steel blue

#398BA8 is a cyan with RGB values 57, 139, 168 and HSL 196°, 49%, 44%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#398BA8#398BA8

HEX#398BA8

RGBrgb(57, 139, 168)

RGB (0–1)0.2235, 0.5451, 0.6588

RGB percentages22.4%, 54.5%, 65.9%

HSLhsl(195.7, 49.3%, 44.1%)

HSV / HSBhsv(195.7, 66.1%, 65.9%)

CMYK66.1%, 17.3%, 0%, 34.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,771,304

CSS custom property--colour: #398BA8;

Brightness & contrast

Relative luminance0.22162WCAG 2.x, 0 is black and 1 is white

Perceived brightness124.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.43:1

Contrast with white3.87:1WCAG normal text: Fail

Contrast with black5.43:1WCAG normal text: AA

Greyscale equivalent#7C7C7C

Inverted#C67457

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7B88A9no red cones; affects about 1% of men; ΔE 19 from the original

Deuteranopia#6B7DA8no green cones; the most common form, about 1% of men; ΔE 20 from the original

Tritanopia#009494no blue cones; rare, and affects men and women equally; ΔE 21.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.87:1WCAG large text: AA

Contrast with black, large text5.43:1WCAG large text: AAA

Named colours

Steel blue · ΔE 15 Cadetblue · ΔE 17.3 Light slate grey · ΔE 17.7 Slate grey · ΔE 18.1 Teal · ΔE 20.3 Dark cyan · ΔE 20.5

Nearest named CSS colourSteel blue (#4682B4)ΔE 15, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#A85639

Analogous#39A88D, #3954A8

Triadic#A8398B, #8BA839

Split complementary#A83954, #A88E39

Tetradic#8D39A8, #A85639, #54A839

Tints, shades & saturation

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

Lighter +40%#C3E0EA

Lighter +30%#9CCDDE

Lighter +20%#76B9D1

Lighter +10%#50A6C4

Darker −10%#2C6B82

Darker −20%#1F4C5C

Darker −30%#122C36

Darker −40%#050D10

More saturated +25%#1D98C4

Less saturated −25%#557E8C

Channel breakdown

R57

G139

B168

Red57 (22.4%)

Green139 (54.5%)

Blue168 (65.9%)

Hue195.68°

Saturation (HSL)49.33%

Lightness44.12%

Dominant channelBlue

Hex per channelR 39 · G 8B · B A8

Keep nerding

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

#398BA8

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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