Colour

#252C79

#252C79
Blue
Dark
Nearest: Dark slateblue

#252C79 is a blue with RGB values 37, 44, 121 and HSL 235°, 53%, 31%. It is a dark colour, so white text on it reaches 12.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#252C79#252C79

HEX#252C79

RGBrgb(37, 44, 121)

RGB (0–1)0.1451, 0.1725, 0.4745

RGB percentages14.5%, 17.3%, 47.5%

HSLhsl(235, 53.2%, 31%)

HSV / HSBhsv(235, 69.4%, 47.5%)

CMYK69.4%, 63.6%, 0%, 52.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,436,217

CSS custom property--colour: #252C79;

Brightness & contrast

Relative luminance0.03575WCAG 2.x, 0 is black and 1 is white

Perceived brightness56.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.24:1

Contrast with white12.24:1WCAG normal text: AAA

Contrast with black1.72:1WCAG normal text: Fail

Greyscale equivalent#303030

Inverted#DAD386

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00397Cno red cones; affects about 1% of men; ΔE 12.3 from the original

Deuteranopia#003177no green cones; the most common form, about 1% of men; ΔE 8.2 from the original

Tritanopia#003F4Eno blue cones; rare, and affects men and women equally; ΔE 47.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text12.24:1WCAG large text: AAA

Contrast with black, large text1.72:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 9.3 Midnight blue · ΔE 11 Rebecca purple · ΔE 21.8 Indigo · ΔE 28.9 Slate blue · ΔE 29.1 Navy · ΔE 32.1

Nearest named CSS colourDark slateblue (#483D8B)ΔE 9.28, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#797225

Analogous#255679, #482579

Triadic#79252C, #2C7925

Split complementary#794825, #567925

Tetradic#792556, #797225, #257948

Tints, shades & saturation

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

Lighter +40%#8E94DC

Lighter +30%#676FD0

Lighter +20%#404BC4

Lighter +10%#313AA0

Darker −10%#191E52

Darker −20%#0D102B

Darker −30%#010104

Darker −40%#000000

More saturated +25%#111C8D

Less saturated −25%#393C65

Channel breakdown

R37

G44

B121

Red37 (14.5%)

Green44 (17.3%)

Blue121 (47.5%)

Hue235°

Saturation (HSL)53.16%

Lightness30.98%

Dominant channelBlue

Hex per channelR 25 · G 2C · B 79

Keep nerding

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#252C79

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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