Colour

#12011B

#12011B
Violet
Dark
Nearest: Black

#12011B is a violet with RGB values 18, 1, 27 and HSL 279°, 93%, 5%. It is a dark colour, so white text on it reaches 20.1:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#12011B#12011B

HEX#12011B

RGBrgb(18, 1, 27)

RGB (0–1)0.0706, 0.0039, 0.1059

RGB percentages7.1%, 0.4%, 10.6%

HSLhsl(279.2, 92.9%, 5.5%)

HSV / HSBhsv(279.2, 96.3%, 10.6%)

CMYK33.3%, 96.3%, 0%, 89.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,179,931

CSS custom property--colour: #12011B;

Brightness & contrast

Relative luminance0.00229WCAG 2.x, 0 is black and 1 is white

Perceived brightness13.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 20.08:1

Contrast with white20.08:1WCAG normal text: AAA

Contrast with black1.05:1WCAG normal text: Fail

Greyscale equivalent#060606

Inverted#EDFEE4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00071Cno red cones; affects about 1% of men; ΔE 7.4 from the original

Deuteranopia#00081Ano green cones; the most common form, about 1% of men; ΔE 8.4 from the original

Tritanopia#11050Cno blue cones; rare, and affects men and women equally; ΔE 11.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text20.08:1WCAG large text: AAA

Contrast with black, large text1.05:1WCAG large text: Fail

Named colours

Black · ΔE 15.3 Dark slate grey · ΔE 37.1 Dim grey · ΔE 45 Dark slateblue · ΔE 45 Midnight blue · ΔE 46 Slate grey · ΔE 52.2

Nearest named CSS colourBlack (#000000)ΔE 15.27, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0A1B01

Analogous#05011B, #1B0117

Triadic#1B1201, #011B12

Split complementary#171B01, #011B05

Tetradic#1B0501, #0A1B01, #01171B

Tints, shades & saturation

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

Lighter +40%#9508E0

Lighter +30%#7406AF

Lighter +20%#54057D

Lighter +10%#33034C

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#12001C

Less saturated −25%#110517

Channel breakdown

R18

B27

Red18 (7.1%)

Green1 (0.4%)

Blue27 (10.6%)

Hue279.23°

Saturation (HSL)92.86%

Lightness5.49%

Dominant channelBlue

Hex per channelR 12 · G 01 · B 1B

Keep nerding

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#12011B

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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