Colour

#0B101B

#0B101B
Blue
Dark
Nearest: Black

#0B101B is a blue with RGB values 11, 16, 27 and HSL 221°, 42%, 7%. It is a dark colour, so white text on it reaches 19:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#0B101B#0B101B

HEX#0B101B

RGBrgb(11, 16, 27)

RGB (0–1)0.0431, 0.0627, 0.1059

RGB percentages4.3%, 6.3%, 10.6%

HSLhsl(221.3, 42.1%, 7.5%)

HSV / HSBhsv(221.3, 59.3%, 10.6%)

CMYK59.3%, 40.7%, 0%, 89.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer725,019

CSS custom property--colour: #0B101B;

Brightness & contrast

Relative luminance0.00521WCAG 2.x, 0 is black and 1 is white

Perceived brightness16.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 19.02:1

Contrast with white19.02:1WCAG normal text: AAA

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

Greyscale equivalent#101010

Inverted#F4EFE4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0C111Bno red cones; affects about 1% of men; ΔE 0.7 from the original

Deuteranopia#0B0F1Bno green cones; the most common form, about 1% of men; ΔE 0.7 from the original

Tritanopia#061214no blue cones; rare, and affects men and women equally; ΔE 6.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text19.02:1WCAG large text: AAA

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

Named colours

Black · ΔE 9.1 Dark slate grey · ΔE 29.7 Dim grey · ΔE 40.5 Slate grey · ΔE 48.3 Gray · ΔE 49.5 Dark slateblue · ΔE 49.9

Nearest named CSS colourBlack (#000000)ΔE 9.06, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1B160B

Analogous#0B181B, #0E0B1B

Triadic#1B0B10, #101B0B

Split complementary#1B0E0B, #181B0B

Tetradic#1B0B18, #1B160B, #0B1B0E

Tints, shades & saturation

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

Lighter +40%#4666AC

Lighter +30%#375088

Lighter +20%#293B63

Lighter +10%#1A253F

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#060E20

Less saturated −25%#101216

Channel breakdown

R11

G16

B27

Red11 (4.3%)

Green16 (6.3%)

Blue27 (10.6%)

Hue221.25°

Saturation (HSL)42.11%

Lightness7.45%

Dominant channelBlue

Hex per channelR 0B · G 10 · B 1B

Keep nerding

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

#0B101B

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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