Colour

#273A5D

#273A5D
Blue
Dark
Nearest: Dark slate grey

#273A5D is a blue with RGB values 39, 58, 93 and HSL 219°, 41%, 26%. It is a dark colour, so white text on it reaches 11.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#273A5D#273A5D

HEX#273A5D

RGBrgb(39, 58, 93)

RGB (0–1)0.1529, 0.2275, 0.3647

RGB percentages15.3%, 22.7%, 36.5%

HSLhsl(218.9, 40.9%, 25.9%)

HSV / HSBhsv(218.9, 58.1%, 36.5%)

CMYK58.1%, 37.6%, 0%, 63.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,570,845

CSS custom property--colour: #273A5D;

Brightness & contrast

Relative luminance0.04248WCAG 2.x, 0 is black and 1 is white

Perceived brightness58.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.35:1

Contrast with white11.35:1WCAG normal text: AAA

Contrast with black1.85:1WCAG normal text: Fail

Greyscale equivalent#383838

Inverted#D8C5A2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2C3D5Eno red cones; affects about 1% of men; ΔE 2 from the original

Deuteranopia#25385Cno green cones; the most common form, about 1% of men; ΔE 1.2 from the original

Tritanopia#094247no blue cones; rare, and affects men and women equally; ΔE 24.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text11.35:1WCAG large text: AAA

Contrast with black, large text1.85:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 26 Dark slateblue · ΔE 29.7 Steel blue · ΔE 30.5 Dim grey · ΔE 30.9 Slate grey · ΔE 31.7 Black · ΔE 34

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 25.97, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#5D4A27

Analogous#27555D, #2F275D

Triadic#5D273A, #3A5D27

Split complementary#5D2F27, #555D27

Tetradic#5D2755, #5D4A27, #275D2F

Tints, shades & saturation

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

Lighter +40%#849DCC

Lighter +30%#6081BD

Lighter +20%#4567A5

Lighter +10%#365081

Darker −10%#182439

Darker −20%#090D15

Darker −30%#000000

Darker −40%#000000

More saturated +25%#16356D

Less saturated −25%#373F4C

Channel breakdown

R39

G58

B93

Red39 (15.3%)

Green58 (22.7%)

Blue93 (36.5%)

Hue218.89°

Saturation (HSL)40.91%

Lightness25.88%

Dominant channelBlue

Hex per channelR 27 · G 3A · B 5D

Keep nerding

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

#273A5D

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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