Colour

#232F48

#232F48
Blue
Dark
Nearest: Dark slate grey

#232F48 is a blue with RGB values 35, 47, 72 and HSL 221°, 35%, 21%. It is a dark colour, so white text on it reaches 13.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#232F48#232F48

HEX#232F48

RGBrgb(35, 47, 72)

RGB (0–1)0.1373, 0.1843, 0.2824

RGB percentages13.7%, 18.4%, 28.2%

HSLhsl(220.5, 34.6%, 21%)

HSV / HSBhsv(220.5, 51.4%, 28.2%)

CMYK51.4%, 34.7%, 0%, 71.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,305,864

CSS custom property--colour: #232F48;

Brightness & contrast

Relative luminance0.02858WCAG 2.x, 0 is black and 1 is white

Perceived brightness47.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.36:1

Contrast with white13.36:1WCAG normal text: AAA

Contrast with black1.57:1WCAG normal text: Fail

Greyscale equivalent#2E2E2E

Inverted#DCD0B7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#263149no red cones; affects about 1% of men; ΔE 1.2 from the original

Deuteranopia#222E47no green cones; the most common form, about 1% of men; ΔE 0.5 from the original

Tritanopia#153438no blue cones; rare, and affects men and women equally; ΔE 17.1 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text13.36:1WCAG large text: AAA

Contrast with black, large text1.57:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 23.1 Black · ΔE 26.1 Dim grey · ΔE 30.4 Slate grey · ΔE 34.4 Dark slateblue · ΔE 35.8 Steel blue · ΔE 37

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 23.13, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#483C23

Analogous#234248, #292348

Triadic#48232F, #2F4823

Split complementary#482923, #424823

Tetradic#482342, #483C23, #234829

Tints, shades & saturation

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

Lighter +40%#798FBE

Lighter +30%#5773AD

Lighter +20%#445C8D

Lighter +10%#34456A

Darker −10%#121926

Darker −20%#020203

Darker −30%#000000

Darker −40%#000000

More saturated +25%#162A55

Less saturated −25%#30343B

Channel breakdown

R35

G47

B72

Red35 (13.7%)

Green47 (18.4%)

Blue72 (28.2%)

Hue220.54°

Saturation (HSL)34.58%

Lightness20.98%

Dominant channelBlue

Hex per channelR 23 · G 2F · B 48

Keep nerding

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

#232F48

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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