Colour

#635B99

#635B99
Blue
Dark
Nearest: Dark slateblue

#635B99 is a blue with RGB values 99, 91, 153 and HSL 248°, 25%, 48%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Dark slateblue.

Colour values

#635B99#635B99

HEX#635B99

RGBrgb(99, 91, 153)

RGB (0–1)0.3882, 0.3569, 0.6

RGB percentages38.8%, 35.7%, 60%

HSLhsl(247.7, 25.4%, 47.8%)

HSV / HSBhsv(247.7, 40.5%, 60%)

CMYK35.3%, 40.5%, 0%, 40%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,511,513

CSS custom property--colour: #635B99;

Brightness & contrast

Relative luminance0.12435WCAG 2.x, 0 is black and 1 is white

Perceived brightness102.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.02:1

Contrast with white6.02:1WCAG normal text: AA

Contrast with black3.49:1WCAG normal text: Fail

Greyscale equivalent#616161

Inverted#9CA466

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#47649Bno red cones; affects about 1% of men; ΔE 12.5 from the original

Deuteranopia#476197no green cones; the most common form, about 1% of men; ΔE 11.9 from the original

Tritanopia#556772no blue cones; rare, and affects men and women equally; ΔE 33.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text6.02:1WCAG large text: AAA

Contrast with black, large text3.49:1WCAG large text: AA

Named colours

Dark slateblue · ΔE 16.3 Steel blue · ΔE 24.9 Cornflower blue · ΔE 27.5 Medium purple · ΔE 28.4 Rebecca purple · ΔE 29.7 Slate blue · ΔE 30.7

Nearest named CSS colourDark slateblue (#483D8B)ΔE 16.33, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#91995B

Analogous#5B7299, #825B99

Triadic#99635B, #5B9963

Split complementary#99825B, #72995B

Tetradic#995B72, #91995B, #5B9982

Tints, shades & saturation

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

Lighter +40%#DAD8E8

Lighter +30%#BCB8D5

Lighter +20%#9E98C2

Lighter +10%#7F78AF

Darker −10%#4E4879

Darker −20%#3A3559

Darker −30%#252239

Darker −40%#100F19

More saturated +25%#4C3DB7

Less saturated −25%#7A797A

Channel breakdown

R99

G91

B153

Red99 (38.8%)

Green91 (35.7%)

Blue153 (60%)

Hue247.74°

Saturation (HSL)25.41%

Lightness47.84%

Dominant channelBlue

Hex per channelR 63 · G 5B · B 99

Keep nerding

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

#635B99

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

Nerdulate something else