Colour

#214D8B

#214D8B
Blue
Dark
Nearest: Dark slateblue

#214D8B is a blue with RGB values 33, 77, 139 and HSL 215°, 62%, 34%. It is a dark colour, so white text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#214D8B#214D8B

HEX#214D8B

RGBrgb(33, 77, 139)

RGB (0–1)0.1294, 0.302, 0.5451

RGB percentages12.9%, 30.2%, 54.5%

HSLhsl(215.1, 61.6%, 33.7%)

HSV / HSBhsv(215.1, 76.3%, 54.5%)

CMYK76.3%, 44.6%, 0%, 45.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,182,539

CSS custom property--colour: #214D8B;

Brightness & contrast

Relative luminance0.07495WCAG 2.x, 0 is black and 1 is white

Perceived brightness77.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.4:1

Contrast with white8.4:1WCAG normal text: AAA

Contrast with black2.5:1WCAG normal text: Fail

Greyscale equivalent#484848

Inverted#DEB274

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2E538Dno red cones; affects about 1% of men; ΔE 3.9 from the original

Deuteranopia#1A498Ano green cones; the most common form, about 1% of men; ΔE 2.8 from the original

Tritanopia#005C65no blue cones; rare, and affects men and women equally; ΔE 38.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text8.4:1WCAG large text: AAA

Contrast with black, large text2.5:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 18.7 Steel blue · ΔE 23.8 Cornflower blue · ΔE 30.9 Midnight blue · ΔE 31.3 Royal blue · ΔE 35.5 Slate grey · ΔE 36

Nearest named CSS colourDark slateblue (#483D8B)ΔE 18.68, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#8B5F21

Analogous#21828B, #2A218B

Triadic#8B214D, #4D8B21

Split complementary#8B2A21, #828B21

Tetradic#8B2182, #8B5F21, #218B2A

Tints, shades & saturation

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

Lighter +40%#93B5E5

Lighter +30%#6999DC

Lighter +20%#407DD2

Lighter +10%#2B64B4

Darker −10%#173662

Darker −20%#0D1F39

Darker −30%#04090F

Darker −40%#000000

More saturated +25%#0C49A0

Less saturated −25%#365175

Channel breakdown

R33

G77

B139

Red33 (12.9%)

Green77 (30.2%)

Blue139 (54.5%)

Hue215.09°

Saturation (HSL)61.63%

Lightness33.73%

Dominant channelBlue

Hex per channelR 21 · G 4D · B 8B

Keep nerding

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

#214D8B

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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