Recognised as Colour

#635F77

#635F77
Blue
Dark
Nearest: Slate grey

#635F77 is a blue with RGB values 99, 95, 119 and HSL 250°, 11%, 42%. It is a dark colour, so white text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#635F77#635F77

HEX#635F77

RGBrgb(99, 95, 119)

RGB (0–1)0.3882, 0.3725, 0.4667

RGB percentages38.8%, 37.3%, 46.7%

HSLhsl(250, 11.2%, 42%)

HSV / HSBhsv(250, 20.2%, 46.7%)

CMYK16.8%, 20.2%, 0%, 53.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,512,503

CSS custom property--colour: #635F77;

Brightness & contrast

Relative luminance0.12169WCAG 2.x, 0 is black and 1 is white

Perceived brightness99.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.12:1

Contrast with white6.12:1WCAG normal text: AA

Contrast with black3.43:1WCAG normal text: Fail

Greyscale equivalent#626262

Inverted#9CA088

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5A6278no red cones; affects about 1% of men; ΔE 4.7 from the original

Deuteranopia#5A6176no green cones; the most common form, about 1% of men; ΔE 4.6 from the original

Tritanopia#5F6367no blue cones; rare, and affects men and women equally; ΔE 12.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text6.12:1WCAG large text: AAA

Contrast with black, large text3.43:1WCAG large text: AA

Named colours

Slate grey · ΔE 14.7 Dim grey · ΔE 15 Light slate grey · ΔE 17.2 Gray · ΔE 19 Dark slate grey · ΔE 23.2 Steel blue · ΔE 24.8

Nearest named CSS colourSlate grey (#708090)ΔE 14.73, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#73775F

Analogous#5F6777, #6F5F77

Triadic#77635F, #5F7763

Split complementary#776F5F, #67775F

Tetradic#775F67, #73775F, #5F776F

Tints, shades & saturation

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

Lighter +40%#CECCD6

Lighter +30%#B2AFC0

Lighter +20%#9793A9

Lighter +10%#7B7792

Darker −10%#4B485B

Darker −20%#34323E

Darker −30%#1C1B22

Darker −40%#050406

More saturated +25%#514492

Less saturated −25%#6B6B6B

Channel breakdown

R99

G95

B119

Red99 (38.8%)

Green95 (37.3%)

Blue119 (46.7%)

Hue250°

Saturation (HSL)11.21%

Lightness41.96%

Dominant channelBlue

Hex per channelR 63 · G 5F · B 77

Keep nerding

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

#635F77

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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