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Colour

#100F65

  • #100F65
  • Blue
  • Dark
  • Nearest: Midnight blue

#100F65 is a blue with RGB values 16, 15, 101 and HSL 241°, 74%, 23%. It is a dark colour, so white text on it reaches 16.4:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#100F65#100F65
HEX#100F65
RGBrgb(16, 15, 101)
RGB (0–1)0.0627, 0.0588, 0.3961
RGB percentages6.3%, 5.9%, 39.6%
HSLhsl(240.7, 74.1%, 22.7%)
HSV / HSBhsv(240.7, 85.1%, 39.6%)
CMYK84.2%, 85.1%, 0%, 60.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,052,517
CSS custom property--colour: #100F65;

Brightness & contrast

Relative luminance0.01391WCAG 2.x, 0 is black and 1 is white
Perceived brightness37 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.43:1
Contrast with white16.43:1WCAG normal text: AAA
Contrast with black1.28:1WCAG normal text: Fail
Greyscale equivalent#151515
Inverted#EFF09A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002467no red cones; affects about 1% of men; ΔE 16.6 from the original
Deuteranopia#001B64no green cones; the most common form, about 1% of men; ΔE 10.1 from the original
Tritanopia#002A3Ano blue cones; rare, and affects men and women equally; ΔE 53 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text16.43:1WCAG large text: AAA
Contrast with black, large text1.28:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 4.2Indigo · ΔE 21.1Dark slateblue · ΔE 21.3Navy · ΔE 21.5Rebecca purple · ΔE 23.3Dark blue · ΔE 26.5
Nearest named CSS colourMidnight blue (#191970)ΔE 4.19, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#64650F
Analogous#0F3965, #3B0F65
Triadic#65100F, #0F6510
Split complementary#653B0F, #39650F
Tetradic#650F39, #64650F, #0F653B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5B5AE6
Lighter +30%#2F2DE0
Lighter +20%#1E1CBE
Lighter +10%#171691
Darker −10%#090839
Darker −20%#02020C
Darker −30%#000000
Darker −40%#000000
More saturated +25%#020173
Less saturated −25%#1E1E57

Channel breakdown

R16
G15
B101
Red16 (6.3%)
Green15 (5.9%)
Blue101 (39.6%)
Hue240.7°
Saturation (HSL)74.14%
Lightness22.75%
Dominant channelBlue
Hex per channelR 10 · G 0F · B 65

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Every value on this page was computed from “100f65” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.