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Colour

#11447A

  • #11447A
  • Blue
  • Dark
  • Nearest: Dark slateblue

#11447A is a blue with RGB values 17, 68, 122 and HSL 211°, 76%, 27%. It is a dark colour, so white text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#11447A#11447A
HEX#11447A
RGBrgb(17, 68, 122)
RGB (0–1)0.0667, 0.2667, 0.4784
RGB percentages6.7%, 26.7%, 47.8%
HSLhsl(210.9, 75.5%, 27.3%)
HSV / HSBhsv(210.9, 86.1%, 47.8%)
CMYK86.1%, 44.3%, 0%, 52.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,131,642
CSS custom property--colour: #11447A;

Brightness & contrast

Relative luminance0.05659WCAG 2.x, 0 is black and 1 is white
Perceived brightness67.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.85:1
Contrast with white9.85:1WCAG normal text: AAA
Contrast with black2.13:1WCAG normal text: Fail
Greyscale equivalent#3D3D3D
Inverted#EEBB85

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#29487Cno red cones; affects about 1% of men; ΔE 3.7 from the original
Deuteranopia#153F79no green cones; the most common form, about 1% of men; ΔE 4.2 from the original
Tritanopia#005159no blue cones; rare, and affects men and women equally; ΔE 33.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.85:1WCAG large text: AAA
Contrast with black, large text2.13:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 22.2Steel blue · ΔE 25.8Midnight blue · ΔE 32.8Slate grey · ΔE 35.4Dark slate grey · ΔE 35.9Cornflower blue · ΔE 36.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 22.21, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7A4711
Analogous#11787A, #13117A
Triadic#7A1144, #447A11
Split complementary#7A1311, #787A11
Tetradic#7A1178, #7A4711, #117A13

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6CAAEB
Lighter +30%#4090E4
Lighter +20%#1D76D4
Lighter +10%#175DA7
Darker −10%#0B2B4D
Darker −20%#051220
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00448B
Less saturated −25%#224469

Channel breakdown

R17
G68
B122
Red17 (6.7%)
Green68 (26.7%)
Blue122 (47.8%)
Hue210.86°
Saturation (HSL)75.54%
Lightness27.25%
Dominant channelBlue
Hex per channelR 11 · G 44 · B 7A

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Every value on this page was computed from “11447a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.