Colour

#635D81

#635D81
Blue
Dark
Nearest: Slate grey

#635D81 is a blue with RGB values 99, 93, 129 and HSL 250°, 16%, 44%. It is a dark colour, so white text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#635D81#635D81

HEX#635D81

RGBrgb(99, 93, 129)

RGB (0–1)0.3882, 0.3647, 0.5059

RGB percentages38.8%, 36.5%, 50.6%

HSLhsl(250, 16.2%, 43.5%)

HSV / HSBhsv(250, 27.9%, 50.6%)

CMYK23.3%, 27.9%, 0%, 49.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,512,001

CSS custom property--colour: #635D81;

Brightness & contrast

Relative luminance0.12066WCAG 2.x, 0 is black and 1 is white

Perceived brightness99.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.15:1

Contrast with white6.15:1WCAG normal text: AA

Contrast with black3.41:1WCAG normal text: Fail

Greyscale equivalent#616161

Inverted#9CA27E

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#546283no red cones; affects about 1% of men; ΔE 7.5 from the original

Deuteranopia#556180no green cones; the most common form, about 1% of men; ΔE 7.3 from the original

Tritanopia#5D636Ano blue cones; rare, and affects men and women equally; ΔE 18.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text6.15:1WCAG large text: AAA

Contrast with black, large text3.41:1WCAG large text: AA

Named colours

Slate grey · ΔE 19.3 Light slate grey · ΔE 21.1 Dim grey · ΔE 22.2 Steel blue · ΔE 22.6 Gray · ΔE 25.2 Dark slate grey · ΔE 29.1

Nearest named CSS colourSlate grey (#708090)ΔE 19.3, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#7B815D

Analogous#5D6981, #755D81

Triadic#81635D, #5D8163

Split complementary#81755D, #69815D

Tetradic#815D69, #7B815D, #5D8175

Tints, shades & saturation

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

Lighter +40%#D0CEDC

Lighter +30%#B4B1C6

Lighter +20%#9893B1

Lighter +10%#7C759C

Darker −10%#4C4863

Darker −20%#363246

Darker −30%#1F1D28

Darker −40%#08080A

More saturated +25%#51419D

Less saturated −25%#6F6F6F

Channel breakdown

R99

G93

B129

Red99 (38.8%)

Green93 (36.5%)

Blue129 (50.6%)

Hue250°

Saturation (HSL)16.22%

Lightness43.53%

Dominant channelBlue

Hex per channelR 63 · G 5D · B 81

Keep nerding

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

#635D81

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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