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Recognised as Colour

#10184C

  • #10184C
  • Blue
  • Dark
  • Nearest: Midnight blue

#10184C is a blue with RGB values 16, 24, 76 and HSL 232°, 65%, 18%. It is a dark colour, so white text on it reaches 16.7:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#10184C#10184C
HEX#10184C
RGBrgb(16, 24, 76)
RGB (0–1)0.0627, 0.0941, 0.298
RGB percentages6.3%, 9.4%, 29.8%
HSLhsl(232, 65.2%, 18%)
HSV / HSBhsv(232, 78.9%, 29.8%)
CMYK78.9%, 68.4%, 0%, 70.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,054,796
CSS custom property--colour: #10184C;

Brightness & contrast

Relative luminance0.01285WCAG 2.x, 0 is black and 1 is white
Perceived brightness32.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.71:1
Contrast with white16.71:1WCAG normal text: AAA
Contrast with black1.26:1WCAG normal text: Fail
Greyscale equivalent#1A1A1A
Inverted#EFE7B3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00214Eno red cones; affects about 1% of men; ΔE 8.7 from the original
Deuteranopia#001B4Bno green cones; the most common form, about 1% of men; ΔE 4.9 from the original
Tritanopia#00252Fno blue cones; rare, and affects men and women equally; ΔE 34.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.71:1WCAG large text: AAA
Contrast with black, large text1.26:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 22.3Dark slateblue · ΔE 23.3Rebecca purple · ΔE 36.4Black · ΔE 39.1Indigo · ΔE 40.9Navy · ΔE 43.7
Nearest named CSS colourMidnight blue (#191970)ΔE 22.33, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4C4410
Analogous#10364C, #26104C
Triadic#4C1018, #184C10
Split complementary#4C2610, #364C10
Tetradic#4C1036, #4C4410, #104C26

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4E61DA
Lighter +30%#2B40CA
Lighter +20%#2233A0
Lighter +10%#192576
Darker −10%#070B22
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#041058
Less saturated −25%#1C2041

Channel breakdown

R16
G24
B76
Red16 (6.3%)
Green24 (9.4%)
Blue76 (29.8%)
Hue232°
Saturation (HSL)65.22%
Lightness18.04%
Dominant channelBlue
Hex per channelR 10 · G 18 · B 4C

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Every value on this page was computed from “10184c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.