Recognised as Colour

#282B5C

#282B5C
Blue
Dark
Nearest: Dark slateblue

#282B5C is a blue with RGB values 40, 43, 92 and HSL 237°, 39%, 26%. It is a dark colour, so white text on it reaches 13.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#282B5C#282B5C

HEX#282B5C

RGBrgb(40, 43, 92)

RGB (0–1)0.1569, 0.1686, 0.3608

RGB percentages15.7%, 16.9%, 36.1%

HSLhsl(236.5, 39.4%, 25.9%)

HSV / HSBhsv(236.5, 56.5%, 36.1%)

CMYK56.5%, 53.3%, 0%, 63.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,632,540

CSS custom property--colour: #282B5C;

Brightness & contrast

Relative luminance0.02952WCAG 2.x, 0 is black and 1 is white

Perceived brightness50.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.2:1

Contrast with white13.2:1WCAG normal text: AAA

Contrast with black1.59:1WCAG normal text: Fail

Greyscale equivalent#2E2E2E

Inverted#D7D4A3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#13325Eno red cones; affects about 1% of men; ΔE 8.5 from the original

Deuteranopia#0D2E5Bno green cones; the most common form, about 1% of men; ΔE 7.7 from the original

Tritanopia#11363Fno blue cones; rare, and affects men and women equally; ΔE 31.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text13.2:1WCAG large text: AAA

Contrast with black, large text1.59:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 20.1 Midnight blue · ΔE 26.5 Rebecca purple · ΔE 35.7 Steel blue · ΔE 37.6 Black · ΔE 38.7 Dark slate grey · ΔE 38.8

Nearest named CSS colourDark slateblue (#483D8B)ΔE 20.07, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#5C5928

Analogous#28455C, #3F285C

Triadic#5C282B, #2B5C28

Split complementary#5C3F28, #455C28

Tetradic#5C2845, #5C5928, #285C3F

Tints, shades & saturation

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

Lighter +40%#868ACA

Lighter +30%#6267BB

Lighter +20%#474CA3

Lighter +10%#373C80

Darker −10%#191A38

Darker −20%#090A15

Darker −30%#000000

Darker −40%#000000

More saturated +25%#171C6C

Less saturated −25%#383A4B

Channel breakdown

R40

G43

B92

Red40 (15.7%)

Green43 (16.9%)

Blue92 (36.1%)

Hue236.54°

Saturation (HSL)39.39%

Lightness25.88%

Dominant channelBlue

Hex per channelR 28 · G 2B · B 5C

Keep nerding

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

#282B5C

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