Colour

#25375E

#25375E
Blue
Dark
Nearest: Dark slateblue

#25375E is a blue with RGB values 37, 55, 94 and HSL 221°, 44%, 26%. 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 slateblue.

Colour values

#25375E#25375E

HEX#25375E

RGBrgb(37, 55, 94)

RGB (0–1)0.1451, 0.2157, 0.3686

RGB percentages14.5%, 21.6%, 36.9%

HSLhsl(221.1, 43.5%, 25.7%)

HSV / HSBhsv(221.1, 60.6%, 36.9%)

CMYK60.6%, 41.5%, 0%, 63.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,439,006

CSS custom property--colour: #25375E;

Brightness & contrast

Relative luminance0.03934WCAG 2.x, 0 is black and 1 is white

Perceived brightness56.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.75:1

Contrast with white11.75:1WCAG normal text: AAA

Contrast with black1.79:1WCAG normal text: Fail

Greyscale equivalent#363636

Inverted#DAC8A1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#273B60no red cones; affects about 1% of men; ΔE 2.4 from the original

Deuteranopia#20355Dno green cones; the most common form, about 1% of men; ΔE 1.4 from the original

Tritanopia#014046no blue cones; rare, and affects men and women equally; ΔE 27.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text11.75:1WCAG large text: AAA

Contrast with black, large text1.79:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 27 Dark slate grey · ΔE 29.1 Steel blue · ΔE 31.4 Dim grey · ΔE 33.5 Slate grey · ΔE 33.9 Black · ΔE 35.2

Nearest named CSS colourDark slateblue (#483D8B)ΔE 27.05, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#5E4C25

Analogous#25535E, #30255E

Triadic#5E2537, #375E25

Split complementary#5E3025, #535E25

Tetradic#5E2553, #5E4C25, #255E30

Tints, shades & saturation

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

Lighter +40%#8199CE

Lighter +30%#5D7CBF

Lighter +20%#4262A7

Lighter +10%#334C83

Darker −10%#172239

Darker −20%#080C15

Darker −30%#000000

Darker −40%#000000

More saturated +25%#15316E

Less saturated −25%#353D4E

Channel breakdown

R37

G55

B94

Red37 (14.5%)

Green55 (21.6%)

Blue94 (36.9%)

Hue221.05°

Saturation (HSL)43.51%

Lightness25.69%

Dominant channelBlue

Hex per channelR 25 · G 37 · B 5E

Keep nerding

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

#25375E

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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