Colour

#01000B

#01000B
Blue
Dark
Nearest: Black

#01000B is a blue with RGB values 1, 0, 11 and HSL 245°, 100%, 2%. It is a dark colour, so white text on it reaches 20.9:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#01000B#01000B

HEX#01000B

RGBrgb(1, 0, 11)

RGB (0–1)0.0039, 0, 0.0431

RGB percentages0.4%, 0%, 4.3%

HSLhsl(245.5, 100%, 2.2%)

HSV / HSBhsv(245.5, 100%, 4.3%)

CMYK90.9%, 100%, 0%, 95.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer65,547

CSS custom property--colour: #01000B;

Brightness & contrast

Relative luminance0.00031WCAG 2.x, 0 is black and 1 is white

Perceived brightness3.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 20.87:1

Contrast with white20.87:1WCAG normal text: AAA

Contrast with black1.01:1WCAG normal text: Fail

Greyscale equivalent#010101

Inverted#FEFFF4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00010Cno red cones; affects about 1% of men; ΔE 0.6 from the original

Deuteranopia#00010Bno green cones; the most common form, about 1% of men; ΔE 0.7 from the original

Tritanopia#000203no blue cones; rare, and affects men and women equally; ΔE 4.1 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text20.87:1WCAG large text: AAA

Contrast with black, large text1.01:1WCAG large text: Fail

Named colours

Black · ΔE 4.5 Dark slate grey · ΔE 33.8 Dim grey · ΔE 44.4 Slate grey · ΔE 53.1 Gray · ΔE 53.5 Dark slateblue · ΔE 54.5

Nearest named CSS colourBlack (#000000)ΔE 4.47, a close match

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0A0B00

Analogous#00040B, #07000B

Triadic#0B0100, #000B01

Split complementary#0B0600, #050B00

Tetradic#0B0004, #0A0B00, #000B07

Tints, shades & saturation

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

Lighter +40%#1400D7

Lighter +30%#0F00A4

Lighter +20%#0A0071

Lighter +10%#06003E

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#01000B

Less saturated −25%#02010A

Channel breakdown

B11

Red1 (0.4%)

Green0 (0%)

Blue11 (4.3%)

Hue245.45°

Saturation (HSL)100%

Lightness2.16%

Dominant channelBlue

Hex per channelR 01 · G 00 · B 0B

Keep nerding

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

#01000B

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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