Colour

#2B2275

#2B2275
Blue
Dark
Nearest: Midnight blue

#2B2275 is a blue with RGB values 43, 34, 117 and HSL 247°, 55%, 30%. It is a dark colour, so white text on it reaches 13.2:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#2B2275#2B2275

HEX#2B2275

RGBrgb(43, 34, 117)

RGB (0–1)0.1686, 0.1333, 0.4588

RGB percentages16.9%, 13.3%, 45.9%

HSLhsl(246.5, 55%, 29.6%)

HSV / HSBhsv(246.5, 70.9%, 45.9%)

CMYK63.2%, 70.9%, 0%, 54.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,826,869

CSS custom property--colour: #2B2275;

Brightness & contrast

Relative luminance0.02942WCAG 2.x, 0 is black and 1 is white

Perceived brightness52.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.22:1

Contrast with white13.22:1WCAG normal text: AAA

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

Greyscale equivalent#2A2A2A

Inverted#D4DD8A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#003378no red cones; affects about 1% of men; ΔE 15.8 from the original

Deuteranopia#002D73no green cones; the most common form, about 1% of men; ΔE 13.3 from the original

Tritanopia#003848no blue cones; rare, and affects men and women equally; ΔE 51.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text13.22:1WCAG large text: AAA

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

Named colours

Midnight blue · ΔE 5.4 Dark slateblue · ΔE 12.5 Rebecca purple · ΔE 18.3 Indigo · ΔE 22.6 Navy · ΔE 26.2 Slate blue · ΔE 28.6

Nearest named CSS colourMidnight blue (#191970)ΔE 5.38, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#6C7522

Analogous#224275, #552275

Triadic#752B22, #22752B

Split complementary#755522, #427522

Tetradic#752242, #6C7522, #227555

Tints, shades & saturation

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

Lighter +40%#9087DC

Lighter +30%#6C5FD1

Lighter +20%#4839C4

Lighter +10%#3A2D9D

Darker −10%#1C174D

Darker −20%#0E0B26

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1C0F88

Less saturated −25%#3A3562

Channel breakdown

R43

G34

B117

Red43 (16.9%)

Green34 (13.3%)

Blue117 (45.9%)

Hue246.51°

Saturation (HSL)54.97%

Lightness29.61%

Dominant channelBlue

Hex per channelR 2B · G 22 · B 75

Keep nerding

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#2B2275

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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