Colour

#1F3636

#1F3636
Cyan
Dark
Nearest: Dark slate grey

#1F3636 is a cyan with RGB values 31, 54, 54 and HSL 180°, 27%, 17%. It is a dark colour, so white text on it reaches 12.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1F3636#1F3636

HEX#1F3636

RGBrgb(31, 54, 54)

RGB (0–1)0.1216, 0.2118, 0.2118

RGB percentages12.2%, 21.2%, 21.2%

HSLhsl(180, 27.1%, 16.7%)

HSV / HSBhsv(180, 42.6%, 21.2%)

CMYK42.6%, 0%, 0%, 78.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,045,494

CSS custom property--colour: #1F3636;

Brightness & contrast

Relative luminance0.03196WCAG 2.x, 0 is black and 1 is white

Perceived brightness48.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.81:1

Contrast with white12.81:1WCAG normal text: AAA

Contrast with black1.64:1WCAG normal text: Fail

Greyscale equivalent#313131

Inverted#E0C9C9

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#333436no red cones; affects about 1% of men; ΔE 9.2 from the original

Deuteranopia#2F3136no green cones; the most common form, about 1% of men; ΔE 9.4 from the original

Tritanopia#163736no 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 text12.81:1WCAG large text: AAA

Contrast with black, large text1.64:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 10.8 Black · ΔE 22.9 Dim grey · ΔE 25.4 Slate grey · ΔE 33.6 Gray · ΔE 34.1 Teal · ΔE 34.3

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 10.83, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#361F1F

Analogous#1F362A, #1F2A36

Triadic#361F36, #36361F

Split complementary#361F2A, #362A1F

Tetradic#2A1F36, #361F1F, #2A361F

Tints, shades & saturation

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

Lighter +40%#73AEAE

Lighter +30%#579797

Lighter +20%#447777

Lighter +10%#325656

Darker −10%#0C1616

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#144141

Less saturated −25%#2A2B2B

Channel breakdown

R31

G54

B54

Red31 (12.2%)

Green54 (21.2%)

Blue54 (21.2%)

Hue180°

Saturation (HSL)27.06%

Lightness16.67%

Dominant channelGreen and Blue

Hex per channelR 1F · G 36 · B 36

Keep nerding

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

#1F3636

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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