Colour

#17002B

#17002B
Violet
Dark
Nearest: Black

#17002B is a violet with RGB values 23, 0, 43 and HSL 272°, 100%, 8%. It is a dark colour, so white text on it reaches 19.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#17002B#17002B

HEX#17002B

RGBrgb(23, 0, 43)

RGB (0–1)0.0902, 0, 0.1686

RGB percentages9%, 0%, 16.9%

HSLhsl(272.1, 100%, 8.4%)

HSV / HSBhsv(272.1, 100%, 16.9%)

CMYK46.5%, 100%, 0%, 83.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,507,371

CSS custom property--colour: #17002B;

Brightness & contrast

Relative luminance0.00357WCAG 2.x, 0 is black and 1 is white

Perceived brightness19.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 19.6:1

Contrast with white19.6:1WCAG normal text: AAA

Contrast with black1.07:1WCAG normal text: Fail

Greyscale equivalent#080808

Inverted#E8FFD4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#000B2Cno red cones; affects about 1% of men; ΔE 11.3 from the original

Deuteranopia#000C2Ano green cones; the most common form, about 1% of men; ΔE 12.8 from the original

Tritanopia#130A15no blue cones; rare, and affects men and women equally; ΔE 22.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text19.6:1WCAG large text: AAA

Contrast with black, large text1.07:1WCAG large text: Fail

Named colours

Black · ΔE 29.1 Midnight blue · ΔE 32.9 Dark slateblue · ΔE 34.8 Dark slate grey · ΔE 45.2 Rebecca purple · ΔE 45.8 Indigo · ΔE 48.7

Nearest named CSS colourBlack (#000000)ΔE 29.08, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#142B00

Analogous#02002B, #2B002A

Triadic#2B1700, #002B17

Split complementary#2A2B00, #002B01

Tetradic#2B0100, #142B00, #002A2B

Tints, shades & saturation

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

Lighter +40%#8400F7

Lighter +30%#6900C4

Lighter +20%#4E0091

Lighter +10%#32005E

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#17002B

Less saturated −25%#170526

Channel breakdown

R23

B43

Red23 (9%)

Green0 (0%)

Blue43 (16.9%)

Hue272.09°

Saturation (HSL)100%

Lightness8.43%

Dominant channelBlue

Hex per channelR 17 · G 00 · B 2B

Keep nerding

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#17002B

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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