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Recognised as Colour

#143FFD

  • #143FFD
  • Blue
  • Dark
  • Nearest: Medium blue

#143FFD is a blue with RGB values 20, 63, 253 and HSL 229°, 98%, 54%. It is a dark colour, so white text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Medium blue.

Colour values

#143FFD#143FFD
HEX#143FFD
RGBrgb(20, 63, 253)
RGB (0–1)0.0784, 0.2471, 0.9922
RGB percentages7.8%, 24.7%, 99.2%
HSLhsl(228.9, 98.3%, 53.5%)
HSV / HSBhsv(228.9, 92.1%, 99.2%)
CMYK92.1%, 75.1%, 0%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,327,101
CSS custom property--colour: #143FFD;

Brightness & contrast

Relative luminance0.10796WCAG 2.x, 0 is black and 1 is white
Perceived brightness98.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.65:1
Contrast with white6.65:1WCAG normal text: AA
Contrast with black3.16:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#EBC002

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0068FFno red cones; affects about 1% of men; ΔE 29.6 from the original
Deuteranopia#0051FAno green cones; the most common form, about 1% of men; ΔE 14.1 from the original
Tritanopia#00799Cno blue cones; rare, and affects men and women equally; ΔE 100.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.65:1WCAG large text: AAA
Contrast with black, large text3.16:1WCAG large text: AA

Named colours

Medium blue · ΔE 17.2Blue violet · ΔE 23.6Blue · ΔE 25.4Dark violet · ΔE 30.7Dark orchid · ΔE 36Medium slateblue · ΔE 36.8
Nearest named CSS colourMedium blue (#0000CD)ΔE 17.2, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FDD214
Analogous#14B4FD, #5D14FD
Triadic#FD143F, #3FFD14
Split complementary#FD5D14, #B4FD14
Tetradic#FD14B4, #FDD214, #14FD5D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DEE4FF
Lighter +30%#ACBBFE
Lighter +20%#7992FE
Lighter +10%#4768FD
Darker −10%#022ADC
Darker −20%#0120AA
Darker −30%#011777
Darker −40%#010D44
More saturated +25%#123EFF
Less saturated −25%#3252DF

Channel breakdown

R20
G63
B253
Red20 (7.8%)
Green63 (24.7%)
Blue253 (99.2%)
Hue228.93°
Saturation (HSL)98.31%
Lightness53.53%
Dominant channelBlue
Hex per channelR 14 · G 3F · B FD

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