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Colour

#143BCF

  • #143BCF
  • Blue
  • Dark
  • Nearest: Dark blue

#143BCF is a blue with RGB values 20, 59, 207 and HSL 227°, 82%, 45%. It is a dark colour, so white text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#143BCF#143BCF
HEX#143BCF
RGBrgb(20, 59, 207)
RGB (0–1)0.0784, 0.2314, 0.8118
RGB percentages7.8%, 23.1%, 81.2%
HSLhsl(227.5, 82.4%, 44.5%)
HSV / HSBhsv(227.5, 90.3%, 81.2%)
CMYK90.3%, 71.5%, 0%, 18.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,326,031
CSS custom property--colour: #143BCF;

Brightness & contrast

Relative luminance0.07782WCAG 2.x, 0 is black and 1 is white
Perceived brightness84 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.21:1
Contrast with white8.21:1WCAG normal text: AAA
Contrast with black2.56:1WCAG normal text: Fail
Greyscale equivalent#3D3D3D
Inverted#EBC430

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0058D3no red cones; affects about 1% of men; ΔE 21.3 from the original
Deuteranopia#0046CCno green cones; the most common form, about 1% of men; ΔE 10.1 from the original
Tritanopia#006681no blue cones; rare, and affects men and women equally; ΔE 82.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.21:1WCAG large text: AAA
Contrast with black, large text2.56:1WCAG large text: Fail

Named colours

Dark blue · ΔE 21.9Medium slateblue · ΔE 23.1Navy · ΔE 24.9Slate blue · ΔE 25.4Blue violet · ΔE 26.7Royal blue · ΔE 26.9
Nearest named CSS colourDark blue (#00008B)ΔE 21.86, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CFA814
Analogous#1499CF, #4B14CF
Triadic#CF143B, #3BCF14
Split complementary#CF4B14, #98CF14
Tetradic#CF1498, #CFA814, #14CF4A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B7C5F8
Lighter +30%#889FF4
Lighter +20%#5A79EF
Lighter +10%#2B53EB
Darker −10%#102EA0
Darker −20%#0B2072
Darker −30%#071343
Darker −40%#020615
More saturated +25%#002FE3
Less saturated −25%#304CB3

Channel breakdown

R20
G59
B207
Red20 (7.8%)
Green59 (23.1%)
Blue207 (81.2%)
Hue227.49°
Saturation (HSL)82.38%
Lightness44.51%
Dominant channelBlue
Hex per channelR 14 · G 3B · B CF

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Every value on this page was computed from “143bcf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.