Colour

#211A4D

#211A4D
Blue
Dark
Nearest: Dark slateblue

#211A4D is a blue with RGB values 33, 26, 77 and HSL 248°, 50%, 20%. It is a dark colour, so white text on it reaches 15.9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#211A4D#211A4D

HEX#211A4D

RGBrgb(33, 26, 77)

RGB (0–1)0.1294, 0.102, 0.302

RGB percentages12.9%, 10.2%, 30.2%

HSLhsl(248.2, 49.5%, 20.2%)

HSV / HSBhsv(248.2, 66.2%, 30.2%)

CMYK57.1%, 66.2%, 0%, 69.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,169,421

CSS custom property--colour: #211A4D;

Brightness & contrast

Relative luminance0.01598WCAG 2.x, 0 is black and 1 is white

Perceived brightness37.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.91:1

Contrast with white15.91:1WCAG normal text: AAA

Contrast with black1.32:1WCAG normal text: Fail

Greyscale equivalent#1F1F1F

Inverted#DEE5B2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00244Fno red cones; affects about 1% of men; ΔE 12.2 from the original

Deuteranopia#00204Cno green cones; the most common form, about 1% of men; ΔE 10.4 from the original

Tritanopia#102630no blue cones; rare, and affects men and women equally; ΔE 32.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text15.91:1WCAG large text: AAA

Contrast with black, large text1.32:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 22.1 Midnight blue · ΔE 22.8 Rebecca purple · ΔE 34.8 Black · ΔE 38.5 Indigo · ΔE 40.2 Purple · ΔE 43.2

Nearest named CSS colourDark slateblue (#483D8B)ΔE 22.08, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#464D1A

Analogous#1A2C4D, #3B1A4D

Triadic#4D211A, #1A4D21

Split complementary#4D3B1A, #2D4D1A

Tetradic#4D1A2C, #464D1A, #1A4D3B

Tints, shades & saturation

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

Lighter +40%#7567CC

Lighter +30%#5241BF

Lighter +20%#423499

Lighter +10%#312773

Darker −10%#110D27

Darker −20%#000001

Darker −30%#000000

Darker −40%#000000

More saturated +25%#180D5A

Less saturated −25%#2A2740

Channel breakdown

R33

G26

B77

Red33 (12.9%)

Green26 (10.2%)

Blue77 (30.2%)

Hue248.24°

Saturation (HSL)49.51%

Lightness20.2%

Dominant channelBlue

Hex per channelR 21 · G 1A · B 4D

Keep nerding

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#211A4D

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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