Colour

#100B2D

#100B2D
Blue
Dark
Nearest: Black

#100B2D is a blue with RGB values 16, 11, 45 and HSL 249°, 61%, 11%. 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

#100B2D#100B2D

HEX#100B2D

RGBrgb(16, 11, 45)

RGB (0–1)0.0627, 0.0431, 0.1765

RGB percentages6.3%, 4.3%, 17.6%

HSLhsl(248.8, 60.7%, 11%)

HSV / HSBhsv(248.8, 75.6%, 17.6%)

CMYK64.4%, 75.6%, 0%, 82.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,051,437

CSS custom property--colour: #100B2D;

Brightness & contrast

Relative luminance0.00539WCAG 2.x, 0 is black and 1 is white

Perceived brightness19.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.96:1

Contrast with white18.96:1WCAG normal text: AAA

Contrast with black1.11:1WCAG normal text: Fail

Greyscale equivalent#0F0F0F

Inverted#EFF4D2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00122Eno red cones; affects about 1% of men; ΔE 7.6 from the original

Deuteranopia#000F2Cno green cones; the most common form, about 1% of men; ΔE 6.9 from the original

Tritanopia#05131Ano blue cones; rare, and affects men and women equally; ΔE 20.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.96:1WCAG large text: AAA

Contrast with black, large text1.11:1WCAG large text: Fail

Named colours

Black · ΔE 24.9 Dark slateblue · ΔE 36.1 Midnight blue · ΔE 36.2 Dark slate grey · ΔE 39.6 Dim grey · ΔE 46.5 Rebecca purple · ΔE 49.1

Nearest named CSS colourBlack (#000000)ΔE 24.87, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#282D0B

Analogous#0B172D, #210B2D

Triadic#2D100B, #0B2D10

Split complementary#2D210B, #172D0B

Tetradic#2D0B17, #282D0B, #0B2D21

Tints, shades & saturation

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

Lighter +40%#4C36CE

Lighter +30%#3C29A8

Lighter +20%#2D1F7F

Lighter +10%#1F1556

Darker −10%#010104

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#0B0434

Less saturated −25%#151226

Channel breakdown

R16

G11

B45

Red16 (6.3%)

Green11 (4.3%)

Blue45 (17.6%)

Hue248.82°

Saturation (HSL)60.71%

Lightness10.98%

Dominant channelBlue

Hex per channelR 10 · G 0B · B 2D

Keep nerding

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

#100B2D

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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