Recognised as Colour

#27304A

#27304A
Blue
Dark
Nearest: Dark slate grey

#27304A is a blue with RGB values 39, 48, 74 and HSL 225°, 31%, 22%. It is a dark colour, so white text on it reaches 13.1:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#27304A#27304A

HEX#27304A

RGBrgb(39, 48, 74)

RGB (0–1)0.1529, 0.1882, 0.2902

RGB percentages15.3%, 18.8%, 29%

HSLhsl(224.6, 31%, 22.2%)

HSV / HSBhsv(224.6, 47.3%, 29%)

CMYK47.3%, 35.1%, 0%, 71%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,568,266

CSS custom property--colour: #27304A;

Brightness & contrast

Relative luminance0.0304WCAG 2.x, 0 is black and 1 is white

Perceived brightness49.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.06:1

Contrast with white13.06:1WCAG normal text: AAA

Contrast with black1.61:1WCAG normal text: Fail

Greyscale equivalent#303030

Inverted#D8CFB5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#27324Bno red cones; affects about 1% of men; ΔE 1.3 from the original

Deuteranopia#242F49no green cones; the most common form, about 1% of men; ΔE 0.9 from the original

Tritanopia#1B3539no blue cones; rare, and affects men and women equally; ΔE 17.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text13.06:1WCAG large text: AAA

Contrast with black, large text1.61:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 23.7 Black · ΔE 26.9 Dim grey · ΔE 30.1 Slate grey · ΔE 33.9 Dark slateblue · ΔE 34.7 Steel blue · ΔE 36.5

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 23.68, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4A4127

Analogous#27424A, #30274A

Triadic#4A2730, #304A27

Split complementary#4A2F27, #424A27

Tetradic#4A2742, #4A4127, #274A2F

Tints, shades & saturation

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

Lighter +40%#8190BC

Lighter +30%#5F73AB

Lighter +20%#4A5B8D

Lighter +10%#39466B

Darker −10%#151A29

Darker −20%#040507

Darker −30%#000000

Darker −40%#000000

More saturated +25%#192958

Less saturated −25%#35373C

Channel breakdown

R39

G48

B74

Red39 (15.3%)

Green48 (18.8%)

Blue74 (29%)

Hue224.57°

Saturation (HSL)30.97%

Lightness22.16%

Dominant channelBlue

Hex per channelR 27 · G 30 · B 4A

Keep nerding

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

#27304A

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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