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Recognised as Colour

#103B97

  • #103B97
  • Blue
  • Dark
  • Nearest: Dark slateblue

#103B97 is a blue with RGB values 16, 59, 151 and HSL 221°, 81%, 33%. It is a dark colour, so white text on it reaches 10:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#103B97#103B97
HEX#103B97
RGBrgb(16, 59, 151)
RGB (0–1)0.0627, 0.2314, 0.5922
RGB percentages6.3%, 23.1%, 59.2%
HSLhsl(220.9, 80.8%, 32.7%)
HSV / HSBhsv(220.9, 89.4%, 59.2%)
CMYK89.4%, 60.9%, 0%, 40.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,063,831
CSS custom property--colour: #103B97;

Brightness & contrast

Relative luminance0.05472WCAG 2.x, 0 is black and 1 is white
Perceived brightness68.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.03:1
Contrast with white10.03:1WCAG normal text: AAA
Contrast with black2.09:1WCAG normal text: Fail
Greyscale equivalent#393939
Inverted#EFC468

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00489Ano red cones; affects about 1% of men; ΔE 10.2 from the original
Deuteranopia#003C95no green cones; the most common form, about 1% of men; ΔE 2.5 from the original
Tritanopia#005363no blue cones; rare, and affects men and women equally; ΔE 54.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.03:1WCAG large text: AAA
Contrast with black, large text2.09:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 12.7Midnight blue · ΔE 15.5Rebecca purple · ΔE 21.3Slate blue · ΔE 21.8Royal blue · ΔE 22.9Indigo · ΔE 29.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 12.66, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#976C10
Analogous#107E97, #291097
Triadic#97103B, #3B9710
Split complementary#972910, #7E9710
Tetradic#97107E, #976C10, #109729

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#81A5F2
Lighter +30%#5384ED
Lighter +20%#2563E8
Lighter +10%#154DC5
Darker −10%#0B2969
Darker −20%#06173B
Darker −30%#01050D
Darker −40%#000000
More saturated +25%#0035A7
Less saturated −25%#254382

Channel breakdown

R16
G59
B151
Red16 (6.3%)
Green59 (23.1%)
Blue151 (59.2%)
Hue220.89°
Saturation (HSL)80.84%
Lightness32.75%
Dominant channelBlue
Hex per channelR 10 · G 3B · B 97

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Every value on this page was computed from “103b97” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.