Colour

#002F4F

#002F4F
Blue
Dark
Nearest: Dark slate grey

#002F4F is a blue with RGB values 0, 47, 79 and HSL 204°, 100%, 15%. It is a dark colour, so white text on it reaches 13.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#002F4F#002F4F

HEX#002F4F

RGBrgb(0, 47, 79)

RGB (0–1)0, 0.1843, 0.3098

RGB percentages0%, 18.4%, 31%

HSLhsl(204.3, 100%, 15.5%)

HSV / HSBhsv(204.3, 100%, 31%)

CMYK100%, 40.5%, 0%, 69%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,111

CSS custom property--colour: #002F4F;

Brightness & contrast

Relative luminance0.02598WCAG 2.x, 0 is black and 1 is white

Perceived brightness44.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.82:1

Contrast with white13.82:1WCAG normal text: AAA

Contrast with black1.52:1WCAG normal text: Fail

Greyscale equivalent#272727

Inverted#FFD0B0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1F3050no red cones; affects about 1% of men; ΔE 5.6 from the original

Deuteranopia#132A4Eno green cones; the most common form, about 1% of men; ΔE 6.1 from the original

Tritanopia#00373Bno blue cones; rare, and affects men and women equally; ΔE 21.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text13.82:1WCAG large text: AAA

Contrast with black, large text1.52:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 26.2 Black · ΔE 30 Dark slateblue · ΔE 34.9 Dim grey · ΔE 35.3 Steel blue · ΔE 35.3 Slate grey · ΔE 36.9

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 26.17, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4F2000

Analogous#004F48, #00074F

Triadic#4F002F, #2F4F00

Split complementary#4F0007, #4F4800

Tetradic#48004F, #4F2000, #074F00

Tints, shades & saturation

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

Lighter +40%#1CA3FF

Lighter +30%#008AE8

Lighter +20%#006CB5

Lighter +10%#004D82

Darker −10%#00111C

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#002F4F

Less saturated −25%#0A2D45

Channel breakdown

G47

B79

Red0 (0%)

Green47 (18.4%)

Blue79 (31%)

Hue204.3°

Saturation (HSL)100%

Lightness15.49%

Dominant channelBlue

Hex per channelR 00 · G 2F · B 4F

Keep nerding

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

#002F4F

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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