Colour

#42798C

#42798C
Cyan
Dark
Nearest: Slate grey

#42798C is a cyan with RGB values 66, 121, 140 and HSL 195°, 36%, 40%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#42798C#42798C

HEX#42798C

RGBrgb(66, 121, 140)

RGB (0–1)0.2588, 0.4745, 0.549

RGB percentages25.9%, 47.5%, 54.9%

HSLhsl(195.4, 35.9%, 40.4%)

HSV / HSBhsv(195.4, 52.9%, 54.9%)

CMYK52.9%, 13.6%, 0%, 45.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,356,492

CSS custom property--colour: #42798C;

Brightness & contrast

Relative luminance0.16726WCAG 2.x, 0 is black and 1 is white

Perceived brightness110.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.83:1

Contrast with white4.83:1WCAG normal text: AA

Contrast with black4.35:1WCAG normal text: Fail

Greyscale equivalent#6F6F6F

Inverted#BD8673

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6E768Dno red cones; affects about 1% of men; ΔE 15.2 from the original

Deuteranopia#636E8Cno green cones; the most common form, about 1% of men; ΔE 15.9 from the original

Tritanopia#147F7Fno 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 text4.83:1WCAG large text: AAA

Contrast with black, large text4.35:1WCAG large text: AA

Named colours

Slate grey · ΔE 12.7 Light slate grey · ΔE 13.9 Cadetblue · ΔE 17.3 Teal · ΔE 17.9 Steel blue · ΔE 18.9 Dark cyan · ΔE 19.8

Nearest named CSS colourSlate grey (#708090)ΔE 12.73, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#8C5542

Analogous#428C7A, #42548C

Triadic#8C4279, #798C42

Split complementary#8C4254, #8C7A42

Tetradic#7A428C, #8C5542, #548C42

Tints, shades & saturation

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

Lighter +40%#BBD6DF

Lighter +30%#98C1CF

Lighter +20%#76ACBE

Lighter +10%#5397AE

Darker −10%#325B69

Darker −20%#213D47

Darker −30%#111F24

Darker −40%#010101

More saturated +25%#2886A6

Less saturated −25%#5C6C72

Channel breakdown

R66

G121

B140

Red66 (25.9%)

Green121 (47.5%)

Blue140 (54.9%)

Hue195.41°

Saturation (HSL)35.92%

Lightness40.39%

Dominant channelBlue

Hex per channelR 42 · G 79 · B 8C

Keep nerding

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

#42798C

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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