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Recognised as Colour

#11203C

  • #11203C
  • Blue
  • Dark
  • Nearest: Black

#11203C is a blue with RGB values 17, 32, 60 and HSL 219°, 56%, 15%. It is a dark colour, so white text on it reaches 16.2:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#11203C#11203C
HEX#11203C
RGBrgb(17, 32, 60)
RGB (0–1)0.0667, 0.1255, 0.2353
RGB percentages6.7%, 12.5%, 23.5%
HSLhsl(219.1, 55.8%, 15.1%)
HSV / HSBhsv(219.1, 71.7%, 23.5%)
CMYK71.7%, 46.7%, 0%, 76.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,122,364
CSS custom property--colour: #11203C;

Brightness & contrast

Relative luminance0.01478WCAG 2.x, 0 is black and 1 is white
Perceived brightness33.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.21:1
Contrast with white16.21:1WCAG normal text: AAA
Contrast with black1.3:1WCAG normal text: Fail
Greyscale equivalent#1F1F1F
Inverted#EEDFC3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#14233Dno red cones; affects about 1% of men; ΔE 2.2 from the original
Deuteranopia#0D1F3Bno green cones; the most common form, about 1% of men; ΔE 0.9 from the original
Tritanopia#00262Bno blue cones; rare, and affects men and women equally; ΔE 20 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.21:1WCAG large text: AAA
Contrast with black, large text1.3:1WCAG large text: Fail

Named colours

Black · ΔE 23.9Dark slate grey · ΔE 29.6Dark slateblue · ΔE 36Dim grey · ΔE 37.9Midnight blue · ΔE 40.4Slate grey · ΔE 42
Nearest named CSS colourBlack (#000000)ΔE 23.94, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3C2D11
Analogous#11363C, #17113C
Triadic#3C1120, #203C11
Split complementary#3C1711, #363C11
Tetradic#3C1136, #3C2D11, #113C17

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4D79CC
Lighter +30%#3360B3
Lighter +20%#284A8B
Lighter +10%#1C3564
Darker −10%#060B14
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#071D46
Less saturated −25%#1B2332

Channel breakdown

R17
G32
B60
Red17 (6.7%)
Green32 (12.5%)
Blue60 (23.5%)
Hue219.07°
Saturation (HSL)55.84%
Lightness15.1%
Dominant channelBlue
Hex per channelR 11 · G 20 · B 3C

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Every value on this page was computed from “11203c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.