Colour

#558CA0

#558CA0
Cyan
Dark
Nearest: Light slate grey

#558CA0 is a cyan with RGB values 85, 140, 160 and HSL 196°, 31%, 48%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Light slate grey.

Colour values

#558CA0#558CA0

HEX#558CA0

RGBrgb(85, 140, 160)

RGB (0–1)0.3333, 0.549, 0.6275

RGB percentages33.3%, 54.9%, 62.7%

HSLhsl(196, 30.6%, 48%)

HSV / HSBhsv(196, 46.9%, 62.7%)

CMYK46.9%, 12.5%, 0%, 37.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,606,560

CSS custom property--colour: #558CA0;

Brightness & contrast

Relative luminance0.23226WCAG 2.x, 0 is black and 1 is white

Perceived brightness128.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.65:1

Contrast with white3.72:1WCAG normal text: Fail

Contrast with black5.65:1WCAG normal text: AA

Greyscale equivalent#828282

Inverted#AA735F

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#8189A1no red cones; affects about 1% of men; ΔE 15.3 from the original

Deuteranopia#7581A0no green cones; the most common form, about 1% of men; ΔE 15.6 from the original

Tritanopia#319292no blue cones; rare, and affects men and women equally; ΔE 16.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.72:1WCAG large text: AA

Contrast with black, large text5.65:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 11.6 Slate grey · ΔE 12.2 Cadetblue · ΔE 12.7 Steel blue · ΔE 18.3 Teal · ΔE 19.3 Dark cyan · ΔE 19.7

Nearest named CSS colourLight slate grey (#778899)ΔE 11.59, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#A06955

Analogous#55A08E, #5566A0

Triadic#A0558C, #8CA055

Split complementary#A05566, #A08F55

Tetradic#8E55A0, #A06955, #66A055

Tints, shades & saturation

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

Lighter +40%#D7E5EA

Lighter +30%#B6CFD8

Lighter +20%#95B9C6

Lighter +10%#73A3B5

Darker −10%#436F7F

Darker −20%#32525D

Darker −30%#20353C

Darker −40%#0E171B

More saturated +25%#369ABF

Less saturated −25%#747E81

Channel breakdown

R85

G140

B160

Red85 (33.3%)

Green140 (54.9%)

Blue160 (62.7%)

Hue196°

Saturation (HSL)30.61%

Lightness48.04%

Dominant channelBlue

Hex per channelR 55 · G 8C · B A0

Keep nerding

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

#558CA0

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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