Colour

#031A38

#031A38
Blue
Dark
Nearest: Black

#031A38 is a blue with RGB values 3, 26, 56 and HSL 214°, 90%, 12%. It is a dark colour, so white text on it reaches 17.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#031A38#031A38

HEX#031A38

RGBrgb(3, 26, 56)

RGB (0–1)0.0118, 0.102, 0.2196

RGB percentages1.2%, 10.2%, 22%

HSLhsl(214, 89.8%, 11.6%)

HSV / HSBhsv(214, 94.6%, 22%)

CMYK94.6%, 53.6%, 0%, 78%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer203,320

CSS custom property--colour: #031A38;

Brightness & contrast

Relative luminance0.01044WCAG 2.x, 0 is black and 1 is white

Perceived brightness27.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.37:1

Contrast with white17.37:1WCAG normal text: AAA

Contrast with black1.21:1WCAG normal text: Fail

Greyscale equivalent#171717

Inverted#FCE5C7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0A1D39no red cones; affects about 1% of men; ΔE 2.3 from the original

Deuteranopia#011837no green cones; the most common form, about 1% of men; ΔE 1.4 from the original

Tritanopia#002126no blue cones; rare, and affects men and women equally; ΔE 21 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.37:1WCAG large text: AAA

Contrast with black, large text1.21:1WCAG large text: Fail

Named colours

Black · ΔE 24.4 Dark slate grey · ΔE 32.9 Dark slateblue · ΔE 36.4 Midnight blue · ΔE 39.2 Dim grey · ΔE 41.7 Steel blue · ΔE 45.1

Nearest named CSS colourBlack (#000000)ΔE 24.44, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#382103

Analogous#033538, #060338

Triadic#38031A, #1A3803

Split complementary#380603, #353803

Tetradic#380335, #382103, #033806

Tints, shades & saturation

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

Lighter +40%#1575F2

Lighter +30%#0B5DC9

Lighter +20%#084799

Lighter +10%#063068

Darker −10%#000408

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#001A3B

Less saturated −25%#0A1B31

Channel breakdown

G26

B56

Red3 (1.2%)

Green26 (10.2%)

Blue56 (22%)

Hue213.96°

Saturation (HSL)89.83%

Lightness11.57%

Dominant channelBlue

Hex per channelR 03 · G 1A · B 38

Keep nerding

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

#031A38

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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