Colour

#1D2F47

#1D2F47
Blue
Dark
Nearest: Dark slate grey

#1D2F47 is a blue with RGB values 29, 47, 71 and HSL 214°, 42%, 20%. It is a dark colour, so white text on it reaches 13.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1D2F47#1D2F47

HEX#1D2F47

RGBrgb(29, 47, 71)

RGB (0–1)0.1137, 0.1843, 0.2784

RGB percentages11.4%, 18.4%, 27.8%

HSLhsl(214.3, 42%, 19.6%)

HSV / HSBhsv(214.3, 59.2%, 27.8%)

CMYK59.2%, 33.8%, 0%, 72.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,912,647

CSS custom property--colour: #1D2F47;

Brightness & contrast

Relative luminance0.02749WCAG 2.x, 0 is black and 1 is white

Perceived brightness46.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.55:1

Contrast with white13.55:1WCAG normal text: AAA

Contrast with black1.55:1WCAG normal text: Fail

Greyscale equivalent#2D2D2D

Inverted#E2D0B8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#253048no red cones; affects about 1% of men; ΔE 2.3 from the original

Deuteranopia#202C47no green cones; the most common form, about 1% of men; ΔE 3.3 from the original

Tritanopia#073437no blue cones; rare, and affects men and women equally; ΔE 18 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text13.55:1WCAG large text: AAA

Contrast with black, large text1.55:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 22.2 Black · ΔE 25.7 Dim grey · ΔE 30.7 Slate grey · ΔE 34.6 Steel blue · ΔE 37 Dark slateblue · ΔE 37.3

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 22.16, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#47351D

Analogous#1D4447, #201D47

Triadic#471D2F, #2F471D

Split complementary#47201D, #44471D

Tetradic#471D44, #47351D, #1D4720

Tints, shades & saturation

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

Lighter +40%#6D92C3

Lighter +30%#4977B4

Lighter +20%#3B5F8F

Lighter +10%#2C476B

Darker −10%#0E1723

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#102D54

Less saturated −25%#29313B

Channel breakdown

R29

G47

B71

Red29 (11.4%)

Green47 (18.4%)

Blue71 (27.8%)

Hue214.29°

Saturation (HSL)42%

Lightness19.61%

Dominant channelBlue

Hex per channelR 1D · G 2F · B 47

Keep nerding

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

#1D2F47

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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