Colour

#170F44

#170F44
Blue
Dark
Nearest: Midnight blue

#170F44 is a blue with RGB values 23, 15, 68 and HSL 249°, 64%, 16%. It is a dark colour, so white text on it reaches 17.7:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#170F44#170F44

HEX#170F44

RGBrgb(23, 15, 68)

RGB (0–1)0.0902, 0.0588, 0.2667

RGB percentages9%, 5.9%, 26.7%

HSLhsl(249.1, 63.9%, 16.3%)

HSV / HSBhsv(249.1, 77.9%, 26.7%)

CMYK66.2%, 77.9%, 0%, 73.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,511,236

CSS custom property--colour: #170F44;

Brightness & contrast

Relative luminance0.00941WCAG 2.x, 0 is black and 1 is white

Perceived brightness28.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.67:1

Contrast with white17.67:1WCAG normal text: AAA

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

Greyscale equivalent#151515

Inverted#E8F0BB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#001A46no red cones; affects about 1% of men; ΔE 11.2 from the original

Deuteranopia#001743no green cones; the most common form, about 1% of men; ΔE 10.1 from the original

Tritanopia#001D28no blue cones; rare, and affects men and women equally; ΔE 35.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.67:1WCAG large text: AAA

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

Named colours

Midnight blue · ΔE 21.5 Dark slateblue · ΔE 24.9 Rebecca purple · ΔE 35.7 Indigo · ΔE 38.7 Black · ΔE 39.6 Navy · ΔE 41.9

Nearest named CSS colourMidnight blue (#191970)ΔE 21.52, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3C440F

Analogous#0F2144, #310F44

Triadic#44170F, #0F4417

Split complementary#44320F, #21440F

Tetradic#440F21, #3C440F, #0F4432

Tints, shades & saturation

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

Lighter +40%#5E48D7

Lighter +30%#412BC1

Lighter +20%#332198

Lighter +10%#25186E

Darker −10%#09061A

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#10054E

Less saturated −25%#1E193A

Channel breakdown

R23

G15

B68

Red23 (9%)

Green15 (5.9%)

Blue68 (26.7%)

Hue249.06°

Saturation (HSL)63.86%

Lightness16.27%

Dominant channelBlue

Hex per channelR 17 · G 0F · B 44

Keep nerding

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

#170F44

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

Nerdulate something else