Colour

#2F363B

#2F363B
Blue
Dark
Nearest: Dark slate grey

#2F363B is a blue with RGB values 47, 54, 59 and HSL 205°, 11%, 21%. It is a dark colour, so white text on it reaches 12.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2F363B#2F363B

HEX#2F363B

RGBrgb(47, 54, 59)

RGB (0–1)0.1843, 0.2118, 0.2314

RGB percentages18.4%, 21.2%, 23.1%

HSLhsl(205, 11.3%, 20.8%)

HSV / HSBhsv(205, 20.3%, 23.1%)

CMYK20.3%, 8.5%, 0%, 76.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,094,075

CSS custom property--colour: #2F363B;

Brightness & contrast

Relative luminance0.03558WCAG 2.x, 0 is black and 1 is white

Perceived brightness52.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.27:1

Contrast with white12.27:1WCAG normal text: AAA

Contrast with black1.71:1WCAG normal text: Fail

Greyscale equivalent#353535

Inverted#D0C9C4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#34363Bno red cones; affects about 1% of men; ΔE 2.2 from the original

Deuteranopia#32343Bno green cones; the most common form, about 1% of men; ΔE 2.6 from the original

Tritanopia#2C3738no blue cones; rare, and affects men and women equally; ΔE 3.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text12.27:1WCAG large text: AAA

Contrast with black, large text1.71:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 13.6 Black · ΔE 22.6 Dim grey · ΔE 22.7 Slate grey · ΔE 31.4 Gray · ΔE 31.7 Light slate grey · ΔE 34.5

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 13.57, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3B342F

Analogous#2F3B3A, #2F303B

Triadic#3B2F36, #363B2F

Split complementary#3B2F30, #3B3A2F

Tetradic#3A2F3B, #3B342F, #303B2F

Tints, shades & saturation

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

Lighter +40%#909DA6

Lighter +30%#738490

Lighter +20%#5C6A74

Lighter +10%#465057

Darker −10%#181C1F

Darker −20%#020202

Darker −30%#000000

Darker −40%#000000

More saturated +25%#223848

Less saturated −25%#353535

Channel breakdown

R47

G54

B59

Red47 (18.4%)

Green54 (21.2%)

Blue59 (23.1%)

Hue205°

Saturation (HSL)11.32%

Lightness20.78%

Dominant channelBlue

Hex per channelR 2F · G 36 · B 3B

Keep nerding

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#2F363B

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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