Recognised as Colour

#031F36

#031F36
Blue
Dark
Nearest: Black

#031F36 is a blue with RGB values 3, 31, 54 and HSL 207°, 89%, 11%. It is a dark colour, so white text on it reaches 16.8:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#031F36#031F36

HEX#031F36

RGBrgb(3, 31, 54)

RGB (0–1)0.0118, 0.1216, 0.2118

RGB percentages1.2%, 12.2%, 21.2%

HSLhsl(207.1, 89.5%, 11.2%)

HSV / HSBhsv(207.1, 94.4%, 21.2%)

CMYK94.4%, 42.6%, 0%, 78.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer204,598

CSS custom property--colour: #031F36;

Brightness & contrast

Relative luminance0.01266WCAG 2.x, 0 is black and 1 is white

Perceived brightness30 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.76:1

Contrast with white16.76:1WCAG normal text: AAA

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

Greyscale equivalent#1B1B1B

Inverted#FCE0C9

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#142037no red cones; affects about 1% of men; ΔE 3.9 from the original

Deuteranopia#0C1B36no green cones; the most common form, about 1% of men; ΔE 5.2 from the original

Tritanopia#002527no blue cones; rare, and affects men and women equally; ΔE 17.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.76:1WCAG large text: AAA

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

Named colours

Black · ΔE 21.1 Dark slate grey · ΔE 27.3 Dim grey · ΔE 37.9 Dark slateblue · ΔE 40.8 Slate grey · ΔE 42.5 Steel blue · ΔE 44

Nearest named CSS colourBlack (#000000)ΔE 21.12, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#361A03

Analogous#033633, #030636

Triadic#36031F, #1F3603

Split complementary#360306, #363403

Tetradic#330336, #361A03, #053603

Tints, shades & saturation

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

Lighter +40%#138DF2

Lighter +30%#0B72C7

Lighter +20%#085697

Lighter +10%#063B66

Darker −10%#000306

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#001F39

Less saturated −25%#0A1E2F

Channel breakdown

G31

B54

Red3 (1.2%)

Green31 (12.2%)

Blue54 (21.2%)

Hue207.06°

Saturation (HSL)89.47%

Lightness11.18%

Dominant channelBlue

Hex per channelR 03 · G 1F · B 36

Keep nerding

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

#031F36

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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