Colour

#1C181E

#1C181E
Violet
Dark
Nearest: Black

#1C181E is a violet with RGB values 28, 24, 30 and HSL 280°, 11%, 11%. It is a dark colour, so white text on it reaches 17.5:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1C181E#1C181E

HEX#1C181E

RGBrgb(28, 24, 30)

RGB (0–1)0.1098, 0.0941, 0.1176

RGB percentages11%, 9.4%, 11.8%

HSLhsl(280, 11.1%, 10.6%)

HSV / HSBhsv(280, 20%, 11.8%)

CMYK6.7%, 20%, 0%, 88.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,841,182

CSS custom property--colour: #1C181E;

Brightness & contrast

Relative luminance0.00994WCAG 2.x, 0 is black and 1 is white

Perceived brightness26 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.52:1

Contrast with white17.52:1WCAG normal text: AAA

Contrast with black1.2:1WCAG normal text: Fail

Greyscale equivalent#191919

Inverted#E3E7E1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#17191Eno red cones; affects about 1% of men; ΔE 3.1 from the original

Deuteranopia#18191Eno green cones; the most common form, about 1% of men; ΔE 2.6 from the original

Tritanopia#1C191Ano blue cones; rare, and affects men and women equally; ΔE 3.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.52:1WCAG large text: AAA

Contrast with black, large text1.2:1WCAG large text: Fail

Named colours

Black · ΔE 10.2 Dark slate grey · ΔE 27 Dim grey · ΔE 35.8 Slate grey · ΔE 44.8 Gray · ΔE 44.9 Light slate grey · ΔE 47.9

Nearest named CSS colourBlack (#000000)ΔE 10.2, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1A1E18

Analogous#19181E, #1E181D

Triadic#1E1C18, #181E1C

Split complementary#1D1E18, #181E19

Tetradic#1E1918, #1A1E18, #181D1E

Tints, shades & saturation

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

Lighter +40%#86738F

Lighter +30%#6B5C73

Lighter +20%#514557

Lighter +10%#362F3A

Darker −10%#020102

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1E1125

Less saturated −25%#1B1B1B

Channel breakdown

R28

G24

B30

Red28 (11%)

Green24 (9.4%)

Blue30 (11.8%)

Hue280°

Saturation (HSL)11.11%

Lightness10.59%

Dominant channelBlue

Hex per channelR 1C · G 18 · B 1E

Keep nerding

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

#1C181E

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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