Colour

#0A001F

#0A001F
Violet
Dark
Nearest: Black

#0A001F is a violet with RGB values 10, 0, 31 and HSL 259°, 100%, 6%. It is a dark colour, so white text on it reaches 20.3:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#0A001F#0A001F

HEX#0A001F

RGBrgb(10, 0, 31)

RGB (0–1)0.0392, 0, 0.1216

RGB percentages3.9%, 0%, 12.2%

HSLhsl(259.4, 100%, 6.1%)

HSV / HSBhsv(259.4, 100%, 12.2%)

CMYK67.7%, 100%, 0%, 87.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer655,391

CSS custom property--colour: #0A001F;

Brightness & contrast

Relative luminance0.00163WCAG 2.x, 0 is black and 1 is white

Perceived brightness11.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 20.34:1

Contrast with white20.34:1WCAG normal text: AAA

Contrast with black1.03:1WCAG normal text: Fail

Greyscale equivalent#040404

Inverted#F5FFE0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#000620no red cones; affects about 1% of men; ΔE 4.7 from the original

Deuteranopia#00051Eno green cones; the most common form, about 1% of men; ΔE 5.1 from the original

Tritanopia#04060Dno blue cones; rare, and affects men and women equally; ΔE 15.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text20.34:1WCAG large text: AAA

Contrast with black, large text1.03:1WCAG large text: Fail

Named colours

Black · ΔE 18.1 Dark slate grey · ΔE 38.1 Dark slateblue · ΔE 43.1 Midnight blue · ΔE 43.3 Dim grey · ΔE 46.6 Slate grey · ΔE 52.8

Nearest named CSS colourBlack (#000000)ΔE 18.08, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#151F00

Analogous#00061F, #19001F

Triadic#1F0A00, #001F0A

Split complementary#1F1900, #061F00

Tetradic#1F0006, #151F00, #001F19

Tints, shades & saturation

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

Lighter +40%#4C00EB

Lighter +30%#3B00B8

Lighter +20%#2B0085

Lighter +10%#1A0052

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#0A001F

Less saturated −25%#0B041B

Channel breakdown

R10

B31

Red10 (3.9%)

Green0 (0%)

Blue31 (12.2%)

Hue259.35°

Saturation (HSL)100%

Lightness6.08%

Dominant channelBlue

Hex per channelR 0A · G 00 · B 1F

Keep nerding

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

#0A001F

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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