Colour

#372F53

#372F53
Blue
Dark
Nearest: Dark slateblue

#372F53 is a blue with RGB values 55, 47, 83 and HSL 253°, 28%, 25%. It is a dark colour, so white text on it reaches 12.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#372F53#372F53

HEX#372F53

RGBrgb(55, 47, 83)

RGB (0–1)0.2157, 0.1843, 0.3255

RGB percentages21.6%, 18.4%, 32.5%

HSLhsl(253.3, 27.7%, 25.5%)

HSV / HSBhsv(253.3, 43.4%, 32.5%)

CMYK33.7%, 43.4%, 0%, 67.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,616,595

CSS custom property--colour: #372F53;

Brightness & contrast

Relative luminance0.0347WCAG 2.x, 0 is black and 1 is white

Perceived brightness54.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.4:1

Contrast with white12.4:1WCAG normal text: AAA

Contrast with black1.69:1WCAG normal text: Fail

Greyscale equivalent#333333

Inverted#C8D0AC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#243554no red cones; affects about 1% of men; ΔE 9.6 from the original

Deuteranopia#253452no green cones; the most common form, about 1% of men; ΔE 9.4 from the original

Tritanopia#31353Dno blue cones; rare, and affects men and women equally; ΔE 19.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text12.4:1WCAG large text: AAA

Contrast with black, large text1.69:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 26.6 Dark slate grey · ΔE 31.4 Black · ΔE 32.8 Dim grey · ΔE 33.3 Midnight blue · ΔE 34.9 Slate grey · ΔE 36

Nearest named CSS colourDark slateblue (#483D8B)ΔE 26.61, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4B532F

Analogous#2F3953, #492F53

Triadic#53372F, #2F5337

Split complementary#53492F, #39532F

Tetradic#532F39, #4B532F, #2F5349

Tints, shades & saturation

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

Lighter +40%#998FBF

Lighter +30%#7C6EAD

Lighter +20%#625494

Lighter +10%#4D4174

Darker −10%#211D32

Darker −20%#0C0A12

Darker −30%#000000

Darker −40%#000000

More saturated +25%#2E1F63

Less saturated −25%#403F43

Channel breakdown

R55

G47

B83

Red55 (21.6%)

Green47 (18.4%)

Blue83 (32.5%)

Hue253.33°

Saturation (HSL)27.69%

Lightness25.49%

Dominant channelBlue

Hex per channelR 37 · G 2F · B 53

Keep nerding

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

#372F53

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