Colour

#273B3F

#273B3F
Cyan
Dark
Nearest: Dark slate grey

#273B3F is a cyan with RGB values 39, 59, 63 and HSL 190°, 24%, 20%. It is a dark colour, so white text on it reaches 11.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#273B3F#273B3F

HEX#273B3F

RGBrgb(39, 59, 63)

RGB (0–1)0.1529, 0.2314, 0.2471

RGB percentages15.3%, 23.1%, 24.7%

HSLhsl(190, 23.5%, 20%)

HSV / HSBhsv(190, 38.1%, 24.7%)

CMYK38.1%, 6.3%, 0%, 75.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,571,071

CSS custom property--colour: #273B3F;

Brightness & contrast

Relative luminance0.03918WCAG 2.x, 0 is black and 1 is white

Perceived brightness54.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.77:1

Contrast with white11.77:1WCAG normal text: AAA

Contrast with black1.78:1WCAG normal text: Fail

Greyscale equivalent#373737

Inverted#D8C4C0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#383A3Fno red cones; affects about 1% of men; ΔE 7.4 from the original

Deuteranopia#34363Fno green cones; the most common form, about 1% of men; ΔE 8.2 from the original

Tritanopia#1E3D3Cno blue cones; rare, and affects men and women equally; ΔE 5.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text11.77:1WCAG large text: AAA

Contrast with black, large text1.78:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 9.4 Dim grey · ΔE 22.6 Black · ΔE 24.9 Slate grey · ΔE 30.3 Gray · ΔE 31.3 Light slate grey · ΔE 33.4

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 9.39, clearly different but related

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3F2B27

Analogous#273F37, #272F3F

Triadic#3F273B, #3B3F27

Split complementary#3F272F, #3F3727

Tetradic#37273F, #3F2B27, #2F3F27

Tints, shades & saturation

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

Lighter +40%#81A9B1

Lighter +30%#62949E

Lighter +20%#4E767E

Lighter +10%#3B595F

Darker −10%#141E1F

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1A444C

Less saturated −25%#333333

Channel breakdown

R39

G59

B63

Red39 (15.3%)

Green59 (23.1%)

Blue63 (24.7%)

Hue190°

Saturation (HSL)23.53%

Lightness20%

Dominant channelBlue

Hex per channelR 27 · G 3B · B 3F

Keep nerding

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

#273B3F

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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