Colour

#1B0E21

#1B0E21
Violet
Dark
Nearest: Black

#1B0E21 is a violet with RGB values 27, 14, 33 and HSL 281°, 40%, 9%. It is a dark colour, so white text on it reaches 18.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1B0E21#1B0E21

HEX#1B0E21

RGBrgb(27, 14, 33)

RGB (0–1)0.1059, 0.0549, 0.1294

RGB percentages10.6%, 5.5%, 12.9%

HSLhsl(281.1, 40.4%, 9.2%)

HSV / HSBhsv(281.1, 57.6%, 12.9%)

CMYK18.2%, 57.6%, 0%, 87.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,773,089

CSS custom property--colour: #1B0E21;

Brightness & contrast

Relative luminance0.00657WCAG 2.x, 0 is black and 1 is white

Perceived brightness21.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.56:1

Contrast with white18.56:1WCAG normal text: AAA

Contrast with black1.13:1WCAG normal text: Fail

Greyscale equivalent#121212

Inverted#E4F1DE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0A1222no red cones; affects about 1% of men; ΔE 8.8 from the original

Deuteranopia#0E1320no green cones; the most common form, about 1% of men; ΔE 8.8 from the original

Tritanopia#1B1115no blue cones; rare, and affects men and women equally; ΔE 10.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.56:1WCAG large text: AAA

Contrast with black, large text1.13:1WCAG large text: Fail

Named colours

Black · ΔE 15.9 Dark slate grey · ΔE 34.4 Dim grey · ΔE 41.2 Dark slateblue · ΔE 43.2 Midnight blue · ΔE 45.7 Slate grey · ΔE 48.6

Nearest named CSS colourBlack (#000000)ΔE 15.94, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#14210E

Analogous#110E21, #210E1E

Triadic#211B0E, #0E211B

Split complementary#1E210E, #0E2111

Tetradic#21110E, #14210E, #0E1E21

Tints, shades & saturation

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

Lighter +40%#904BB0

Lighter +30%#733C8C

Lighter +20%#562C69

Lighter +10%#381D45

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1D0827

Less saturated −25%#19141B

Channel breakdown

R27

G14

B33

Red27 (10.6%)

Green14 (5.5%)

Blue33 (12.9%)

Hue281.05°

Saturation (HSL)40.43%

Lightness9.22%

Dominant channelBlue

Hex per channelR 1B · G 0E · B 21

Keep nerding

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

#1B0E21

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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