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Recognised as Colour

#11237C

  • #11237C
  • Blue
  • Dark
  • Nearest: Midnight blue

#11237C is a blue with RGB values 17, 35, 124 and HSL 230°, 76%, 28%. It is a dark colour, so white text on it reaches 13.5:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#11237C#11237C
HEX#11237C
RGBrgb(17, 35, 124)
RGB (0–1)0.0667, 0.1373, 0.4863
RGB percentages6.7%, 13.7%, 48.6%
HSLhsl(229.9, 75.9%, 27.6%)
HSV / HSBhsv(229.9, 86.3%, 48.6%)
CMYK86.3%, 71.8%, 0%, 51.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,123,196
CSS custom property--colour: #11237C;

Brightness & contrast

Relative luminance0.02776WCAG 2.x, 0 is black and 1 is white
Perceived brightness50.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.5:1
Contrast with white13.5:1WCAG normal text: AAA
Contrast with black1.56:1WCAG normal text: Fail
Greyscale equivalent#262626
Inverted#EEDC83

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00347Fno red cones; affects about 1% of men; ΔE 13.8 from the original
Deuteranopia#00297Ano green cones; the most common form, about 1% of men; ΔE 6.7 from the original
Tritanopia#003C4Cno blue cones; rare, and affects men and women equally; ΔE 54.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text13.5:1WCAG large text: AAA
Contrast with black, large text1.56:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 4.8Dark slateblue · ΔE 15.6Rebecca purple · ΔE 20.1Indigo · ΔE 22.7Navy · ΔE 23.3Dark blue · ΔE 27.5
Nearest named CSS colourMidnight blue (#191970)ΔE 4.81, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7C6A11
Analogous#11597C, #34117C
Triadic#7C1123, #237C11
Split complementary#7C3411, #597C11
Tetradic#7C1159, #7C6A11, #117C34

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6E83EB
Lighter +30%#415DE5
Lighter +20%#1D3CD6
Lighter +10%#1730A9
Darker −10%#0B164F
Darker −20%#050A22
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00188D
Less saturated −25%#232F6A

Channel breakdown

R17
G35
B124
Red17 (6.7%)
Green35 (13.7%)
Blue124 (48.6%)
Hue229.91°
Saturation (HSL)75.89%
Lightness27.65%
Dominant channelBlue
Hex per channelR 11 · G 23 · B 7C

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Every value on this page was computed from “11237c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.