Colour

#010B1F

#010B1F
Blue
Dark
Nearest: Black

#010B1F is a blue with RGB values 1, 11, 31 and HSL 220°, 94%, 6%. It is a dark colour, so white text on it reaches 19.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#010B1F#010B1F

HEX#010B1F

RGBrgb(1, 11, 31)

RGB (0–1)0.0039, 0.0431, 0.1216

RGB percentages0.4%, 4.3%, 12.2%

HSLhsl(220, 93.8%, 6.3%)

HSV / HSBhsv(220, 96.8%, 12.2%)

CMYK96.8%, 64.5%, 0%, 87.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer68,383

CSS custom property--colour: #010B1F;

Brightness & contrast

Relative luminance0.00345WCAG 2.x, 0 is black and 1 is white

Perceived brightness13.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 19.65:1

Contrast with white19.65:1WCAG normal text: AAA

Contrast with black1.07:1WCAG normal text: Fail

Greyscale equivalent#0A0A0A

Inverted#FEF4E0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#030D20no red cones; affects about 1% of men; ΔE 0.6 from the original

Deuteranopia#000A1Fno green cones; the most common form, about 1% of men; ΔE 0.5 from the original

Tritanopia#001013no blue cones; rare, and affects men and women equally; ΔE 11.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text19.65:1WCAG large text: AAA

Contrast with black, large text1.07:1WCAG large text: Fail

Named colours

Black · ΔE 13.8 Dark slate grey · ΔE 32.8 Dim grey · ΔE 43.4 Dark slateblue · ΔE 46.6 Midnight blue · ΔE 48.6 Slate grey · ΔE 50

Nearest named CSS colourBlack (#000000)ΔE 13.78, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1F1501

Analogous#011A1F, #06011F

Triadic#1F010B, #0B1F01

Split complementary#1F0601, #1A1F01

Tetradic#1F011A, #1F1501, #011F06

Tints, shades & saturation

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

Lighter +40%#0751E5

Lighter +30%#0640B3

Lighter +20%#042E82

Lighter +10%#031D50

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#000B20

Less saturated −25%#050C1B

Channel breakdown

G11

B31

Red1 (0.4%)

Green11 (4.3%)

Blue31 (12.2%)

Hue220°

Saturation (HSL)93.75%

Lightness6.27%

Dominant channelBlue

Hex per channelR 01 · G 0B · B 1F

Keep nerding

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

#010B1F

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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