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Recognised as Colour

#140B31

  • #140B31
  • Blue
  • Dark
  • Nearest: Black

#140B31 is a blue with RGB values 20, 11, 49 and HSL 254°, 63%, 12%. It is a dark colour, so white text on it reaches 18.7:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#140B31#140B31
HEX#140B31
RGBrgb(20, 11, 49)
RGB (0–1)0.0784, 0.0431, 0.1922
RGB percentages7.8%, 4.3%, 19.2%
HSLhsl(254.2, 63.3%, 11.8%)
HSV / HSBhsv(254.2, 77.6%, 19.2%)
CMYK59.2%, 77.6%, 0%, 80.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,313,585
CSS custom property--colour: #140B31;

Brightness & contrast

Relative luminance0.0061WCAG 2.x, 0 is black and 1 is white
Perceived brightness21.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.72:1
Contrast with white18.72:1WCAG normal text: AAA
Contrast with black1.12:1WCAG normal text: Fail
Greyscale equivalent#101010
Inverted#EBF4CE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001332no red cones; affects about 1% of men; ΔE 9.5 from the original
Deuteranopia#001130no green cones; the most common form, about 1% of men; ΔE 9.3 from the original
Tritanopia#0A141Cno blue cones; rare, and affects men and women equally; ΔE 23.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.72:1WCAG large text: AAA
Contrast with black, large text1.12:1WCAG large text: Fail

Named colours

Black · ΔE 28.4Midnight blue · ΔE 32.7Dark slateblue · ΔE 33.3Dark slate grey · ΔE 42.2Rebecca purple · ΔE 45.6Dim grey · ΔE 47.8
Nearest named CSS colourBlack (#000000)ΔE 28.37, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#28310B
Analogous#0B1531, #270B31
Triadic#31140B, #0B3114
Split complementary#31270B, #15310B
Tetradic#310B15, #28310B, #0B3127

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5B36D2
Lighter +30%#4727AE
Lighter +20%#361E84
Lighter +10%#25145B
Darker −10%#030207
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#100438
Less saturated −25%#181229

Channel breakdown

R20
G11
B49
Red20 (7.8%)
Green11 (4.3%)
Blue49 (19.2%)
Hue254.21°
Saturation (HSL)63.33%
Lightness11.76%
Dominant channelBlue
Hex per channelR 14 · G 0B · B 31

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Every value on this page was computed from “140b31” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.