Recognised as Colour

#0D1B3F

#0D1B3F
Blue
Dark
Nearest: Black

#0D1B3F is a blue with RGB values 13, 27, 63 and HSL 223°, 66%, 15%. It is a dark colour, so white text on it reaches 16.9:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#0D1B3F#0D1B3F

HEX#0D1B3F

RGBrgb(13, 27, 63)

RGB (0–1)0.051, 0.1059, 0.2471

RGB percentages5.1%, 10.6%, 24.7%

HSLhsl(223.2, 65.8%, 14.9%)

HSV / HSBhsv(223.2, 79.4%, 24.7%)

CMYK79.4%, 57.1%, 0%, 75.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer858,943

CSS custom property--colour: #0D1B3F;

Brightness & contrast

Relative luminance0.01228WCAG 2.x, 0 is black and 1 is white

Perceived brightness30.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.86:1

Contrast with white16.86:1WCAG normal text: AAA

Contrast with black1.25:1WCAG normal text: Fail

Greyscale equivalent#1B1B1B

Inverted#F2E4C0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#061F40no red cones; affects about 1% of men; ΔE 4.1 from the original

Deuteranopia#001B3Eno green cones; the most common form, about 1% of men; ΔE 2.8 from the original

Tritanopia#00242Ano blue cones; rare, and affects men and women equally; ΔE 25.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.86:1WCAG large text: AAA

Contrast with black, large text1.25:1WCAG large text: Fail

Named colours

Black · ΔE 28.4 Dark slateblue · ΔE 31.6 Midnight blue · ΔE 34.1 Dark slate grey · ΔE 35.8 Dim grey · ΔE 42.7 Steel blue · ΔE 44.3

Nearest named CSS colourBlack (#000000)ΔE 28.44, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3F310D

Analogous#0D343F, #180D3F

Triadic#3F0D1B, #1B3F0D

Split complementary#3F180D, #343F0D

Tetradic#3F0D34, #3F310D, #0D3F18

Tints, shades & saturation

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

Lighter +40%#406BD8

Lighter +30%#2751BE

Lighter +20%#1E3F94

Lighter +10%#162D69

Darker −10%#040915

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#031749

Less saturated −25%#161F35

Channel breakdown

R13

G27

B63

Red13 (5.1%)

Green27 (10.6%)

Blue63 (24.7%)

Hue223.2°

Saturation (HSL)65.79%

Lightness14.9%

Dominant channelBlue

Hex per channelR 0D · G 1B · B 3F

Keep nerding

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

#0D1B3F

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

Nerdulate something else