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Recognised as Colour

#11131E

  • #11131E
  • Blue
  • Dark
  • Nearest: Black

#11131E is a blue with RGB values 17, 19, 30 and HSL 231°, 28%, 9%. It is a dark colour, so white text on it reaches 18.5:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#11131E#11131E
HEX#11131E
RGBrgb(17, 19, 30)
RGB (0–1)0.0667, 0.0745, 0.1176
RGB percentages6.7%, 7.5%, 11.8%
HSLhsl(230.8, 27.7%, 9.2%)
HSV / HSBhsv(230.8, 43.3%, 11.8%)
CMYK43.3%, 36.7%, 0%, 88.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,119,006
CSS custom property--colour: #11131E;

Brightness & contrast

Relative luminance0.00679WCAG 2.x, 0 is black and 1 is white
Perceived brightness20 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.49:1
Contrast with white18.49:1WCAG normal text: AAA
Contrast with black1.14:1WCAG normal text: Fail
Greyscale equivalent#131313
Inverted#EEECE1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#10141Eno red cones; affects about 1% of men; ΔE 1.1 from the original
Deuteranopia#0F131Eno green cones; the most common form, about 1% of men; ΔE 0.8 from the original
Tritanopia#0E1517no blue cones; rare, and affects men and women equally; ΔE 7.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.49:1WCAG large text: AAA
Contrast with black, large text1.14:1WCAG large text: Fail

Named colours

Black · ΔE 10.2Dark slate grey · ΔE 29Dim grey · ΔE 39.1Slate grey · ΔE 47Gray · ΔE 48.1Dark slateblue · ΔE 48.5
Nearest named CSS colourBlack (#000000)ΔE 10.17, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1E1C11
Analogous#111A1E, #15111E
Triadic#1E1113, #131E11
Split complementary#1E1611, #1A1E11
Tetradic#1E111A, #1E1C11, #111E16

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5B65A0
Lighter +30%#485180
Lighter +20%#363C5F
Lighter +10%#23283F
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0B0F24
Less saturated −25%#171718

Channel breakdown

R17
G19
B30
Red17 (6.7%)
Green19 (7.5%)
Blue30 (11.8%)
Hue230.77°
Saturation (HSL)27.66%
Lightness9.22%
Dominant channelBlue
Hex per channelR 11 · G 13 · B 1E

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Every value on this page was computed from “11131e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.