Recognised as Colour

#091B18

#091B18
Cyan
Dark
Nearest: Black

#091B18 is a cyan with RGB values 9, 27, 24 and HSL 170°, 50%, 7%. It is a dark colour, so white text on it reaches 17.8:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#091B18#091B18

HEX#091B18

RGBrgb(9, 27, 24)

RGB (0–1)0.0353, 0.1059, 0.0941

RGB percentages3.5%, 10.6%, 9.4%

HSLhsl(170, 50%, 7.1%)

HSV / HSBhsv(170, 66.7%, 10.6%)

CMYK66.7%, 0%, 11.1%, 89.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer596,760

CSS custom property--colour: #091B18;

Brightness & contrast

Relative luminance0.00908WCAG 2.x, 0 is black and 1 is white

Perceived brightness22.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.77:1

Contrast with white17.77:1WCAG normal text: AAA

Contrast with black1.18:1WCAG normal text: Fail

Greyscale equivalent#171717

Inverted#F6E4E7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1A1918no red cones; affects about 1% of men; ΔE 8.3 from the original

Deuteranopia#171718no green cones; the most common form, about 1% of men; ΔE 8.2 from the original

Tritanopia#031C1Ano blue cones; rare, and affects men and women equally; ΔE 2.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.77:1WCAG large text: AAA

Contrast with black, large text1.18:1WCAG large text: Fail

Named colours

Black · ΔE 11.4 Dark slate grey · ΔE 23.6 Dim grey · ΔE 37.1 Teal · ΔE 45.9 Gray · ΔE 46.1 Slate grey · ΔE 46.2

Nearest named CSS colourBlack (#000000)ΔE 11.4, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1B090C

Analogous#091B0F, #09151B

Triadic#18091B, #1B1809

Split complementary#1B0915, #1B0F09

Tetradic#0F091B, #1B090C, #151B09

Tints, shades & saturation

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

Lighter +40%#3CB4A0

Lighter +30%#2F8E7E

Lighter +20%#22685C

Lighter +10%#16413A

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#05201B

Less saturated −25%#0D1715

Channel breakdown

G27

B24

Red9 (3.5%)

Green27 (10.6%)

Blue24 (9.4%)

Hue170°

Saturation (HSL)50%

Lightness7.06%

Dominant channelGreen

Hex per channelR 09 · G 1B · B 18

Keep nerding

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

#091B18

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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