Colour

#1F3246

#1F3246
Blue
Dark
Nearest: Dark slate grey

#1F3246 is a blue with RGB values 31, 50, 70 and HSL 211°, 39%, 20%. It is a dark colour, so white text on it reaches 13.1:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1F3246#1F3246

HEX#1F3246

RGBrgb(31, 50, 70)

RGB (0–1)0.1216, 0.1961, 0.2745

RGB percentages12.2%, 19.6%, 27.5%

HSLhsl(210.8, 38.6%, 19.8%)

HSV / HSBhsv(210.8, 55.7%, 27.5%)

CMYK55.7%, 28.6%, 0%, 72.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,044,486

CSS custom property--colour: #1F3246;

Brightness & contrast

Relative luminance0.03015WCAG 2.x, 0 is black and 1 is white

Perceived brightness48.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.1:1

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

Contrast with black1.6:1WCAG normal text: Fail

Greyscale equivalent#2F2F2F

Inverted#E0CDB9

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2A3347no red cones; affects about 1% of men; ΔE 3.5 from the original

Deuteranopia#252F46no green cones; the most common form, about 1% of men; ΔE 4 from the original

Tritanopia#0C3739no blue cones; rare, and affects men and women equally; ΔE 15.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

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

Contrast with black, large text1.6:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 19 Black · ΔE 25 Dim grey · ΔE 28.5 Slate grey · ΔE 33 Light slate grey · ΔE 36 Gray · ΔE 36.6

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 19.04, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#46331F

Analogous#1F4646, #1F1F46

Triadic#461F32, #32461F

Split complementary#46201F, #46461F

Tetradic#461F46, #46331F, #1F4620

Tints, shades & saturation

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

Lighter +40%#7197C0

Lighter +30%#4E7EB0

Lighter +20%#3E648D

Lighter +10%#2F4B69

Darker −10%#0F1923

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#123253

Less saturated −25%#2C3239

Channel breakdown

R31

G50

B70

Red31 (12.2%)

Green50 (19.6%)

Blue70 (27.5%)

Hue210.77°

Saturation (HSL)38.61%

Lightness19.8%

Dominant channelBlue

Hex per channelR 1F · G 32 · B 46

Keep nerding

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

#1F3246

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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