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Recognised as Colour

#00143E

  • #00143E
  • Blue
  • Dark
  • Nearest: Midnight blue

#00143E is a blue with RGB values 0, 20, 62 and HSL 221°, 100%, 12%. It is a dark colour, so white text on it reaches 18:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#00143E#00143E
HEX#00143E
RGBrgb(0, 20, 62)
RGB (0–1)0, 0.0784, 0.2431
RGB percentages0%, 7.8%, 24.3%
HSLhsl(220.6, 100%, 12.2%)
HSV / HSBhsv(220.6, 100%, 24.3%)
CMYK100%, 67.7%, 0%, 75.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,182
CSS custom property--colour: #00143E;

Brightness & contrast

Relative luminance0.00848WCAG 2.x, 0 is black and 1 is white
Perceived brightness25.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.95:1
Contrast with white17.95:1WCAG normal text: AAA
Contrast with black1.17:1WCAG normal text: Fail
Greyscale equivalent#131313
Inverted#FFEBC1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001A3Fno red cones; affects about 1% of men; ΔE 5.6 from the original
Deuteranopia#00143Dno green cones; the most common form, about 1% of men; ΔE 0.8 from the original
Tritanopia#001F26no blue cones; rare, and affects men and women equally; ΔE 29.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.95:1WCAG large text: AAA
Contrast with black, large text1.17:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 29.7Dark slateblue · ΔE 30.1Black · ΔE 32.4Dark slate grey · ΔE 41.9Rebecca purple · ΔE 43.9Steel blue · ΔE 47.6
Nearest named CSS colourMidnight blue (#191970)ΔE 29.68, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3E2A00
Analogous#00333E, #0B003E
Triadic#3E0014, #143E00
Split complementary#3E0B00, #333E00
Tetradic#3E0033, #3E2A00, #003E0B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#0B5AFF
Lighter +30%#0045D7
Lighter +20%#0035A4
Lighter +10%#002471
Darker −10%#00040B
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00143E
Less saturated −25%#081736

Channel breakdown

R0
G20
B62
Red0 (0%)
Green20 (7.8%)
Blue62 (24.3%)
Hue220.65°
Saturation (HSL)100%
Lightness12.16%
Dominant channelBlue
Hex per channelR 00 · G 14 · B 3E

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Every value on this page was computed from “00143e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.