Colour

#170F46

#170F46
Blue
Dark
Nearest: Midnight blue

#170F46 is a blue with RGB values 23, 15, 70 and HSL 249°, 65%, 17%. It is a dark colour, so white text on it reaches 17.6:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#170F46#170F46

HEX#170F46

RGBrgb(23, 15, 70)

RGB (0–1)0.0902, 0.0588, 0.2745

RGB percentages9%, 5.9%, 27.5%

HSLhsl(248.7, 64.7%, 16.7%)

HSV / HSBhsv(248.7, 78.6%, 27.5%)

CMYK67.1%, 78.6%, 0%, 72.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,511,238

CSS custom property--colour: #170F46;

Brightness & contrast

Relative luminance0.00966WCAG 2.x, 0 is black and 1 is white

Perceived brightness29.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.6:1

Contrast with white17.6:1WCAG normal text: AAA

Contrast with black1.19:1WCAG normal text: Fail

Greyscale equivalent#151515

Inverted#E8F0B9

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#001B48no red cones; affects about 1% of men; ΔE 11.8 from the original

Deuteranopia#001745no green cones; the most common form, about 1% of men; ΔE 9.8 from the original

Tritanopia#001E29no blue cones; rare, and affects men and women equally; ΔE 36.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.6:1WCAG large text: AAA

Contrast with black, large text1.19:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 20.2 Dark slateblue · ΔE 24.2 Rebecca purple · ΔE 34.7 Indigo · ΔE 37.5 Navy · ΔE 40.6 Black · ΔE 40.9

Nearest named CSS colourMidnight blue (#191970)ΔE 20.24, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3E460F

Analogous#0F2246, #330F46

Triadic#46170F, #0F4617

Split complementary#46330F, #22460F

Tetradic#460F23, #3E460F, #0F4633

Tints, shades & saturation

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

Lighter +40%#5E49D8

Lighter +30%#402AC4

Lighter +20%#33219A

Lighter +10%#251870

Darker −10%#09061C

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#0F0451

Less saturated −25%#1F1A3B

Channel breakdown

R23

G15

B70

Red23 (9%)

Green15 (5.9%)

Blue70 (27.5%)

Hue248.73°

Saturation (HSL)64.71%

Lightness16.67%

Dominant channelBlue

Hex per channelR 17 · G 0F · B 46

Keep nerding

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#170F46

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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