Colour

#15101D

#15101D
Violet
Dark
Nearest: Black

#15101D is a violet with RGB values 21, 16, 29 and HSL 263°, 29%, 9%. It is a dark colour, so white text on it reaches 18.7:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#15101D#15101D

HEX#15101D

RGBrgb(21, 16, 29)

RGB (0–1)0.0824, 0.0627, 0.1137

RGB percentages8.2%, 6.3%, 11.4%

HSLhsl(263.1, 28.9%, 8.8%)

HSV / HSBhsv(263.1, 44.8%, 11.4%)

CMYK27.6%, 44.8%, 0%, 88.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,380,381

CSS custom property--colour: #15101D;

Brightness & contrast

Relative luminance0.00619WCAG 2.x, 0 is black and 1 is white

Perceived brightness19.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.69:1

Contrast with white18.69:1WCAG normal text: AAA

Contrast with black1.12:1WCAG normal text: Fail

Greyscale equivalent#121212

Inverted#EAEFE2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0D121Eno red cones; affects about 1% of men; ΔE 3.9 from the original

Deuteranopia#0E121Dno green cones; the most common form, about 1% of men; ΔE 3.8 from the original

Tritanopia#141215no blue cones; rare, and affects men and women equally; ΔE 7.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.69:1WCAG large text: AAA

Contrast with black, large text1.12:1WCAG large text: Fail

Named colours

Black · ΔE 11 Dark slate grey · ΔE 31 Dim grey · ΔE 40 Dark slateblue · ΔE 47.4 Slate grey · ΔE 47.9 Gray · ΔE 48.9

Nearest named CSS colourBlack (#000000)ΔE 10.95, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#181D10

Analogous#10111D, #1C101D

Triadic#1D1510, #101D15

Split complementary#1D1C10, #111D10

Tetradic#1D1011, #181D10, #101D1C

Tints, shades & saturation

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

Lighter +40%#7459A0

Lighter +30%#5C4680

Lighter +20%#45345F

Lighter +10%#2D223E

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#140A23

Less saturated −25%#161617

Channel breakdown

R21

G16

B29

Red21 (8.2%)

Green16 (6.3%)

Blue29 (11.4%)

Hue263.08°

Saturation (HSL)28.89%

Lightness8.82%

Dominant channelBlue

Hex per channelR 15 · G 10 · B 1D

Keep nerding

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

#15101D

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

Nerdulate something else