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Recognised as Colour

#1F2CDC

  • #1F2CDC
  • Blue
  • Dark
  • Nearest: Medium blue

#1F2CDC is a blue with RGB values 31, 44, 220 and HSL 236°, 75%, 49%. It is a dark colour, so white text on it reaches 8.6:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#1F2CDC#1F2CDC
HEX#1F2CDC
RGBrgb(31, 44, 220)
RGB (0–1)0.1216, 0.1725, 0.8627
RGB percentages12.2%, 17.3%, 86.3%
HSLhsl(235.9, 75.3%, 49.2%)
HSV / HSBhsv(235.9, 85.9%, 86.3%)
CMYK85.9%, 80%, 0%, 13.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,043,100
CSS custom property--colour: #1F2CDC;

Brightness & contrast

Relative luminance0.0726WCAG 2.x, 0 is black and 1 is white
Perceived brightness83.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.56:1
Contrast with white8.56:1WCAG normal text: AAA
Contrast with black2.45:1WCAG normal text: Fail
Greyscale equivalent#363636
Inverted#E0D323

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0056E1no red cones; affects about 1% of men; ΔE 28.1 from the original
Deuteranopia#0042D9no green cones; the most common form, about 1% of men; ΔE 16.3 from the original
Tritanopia#006485no blue cones; rare, and affects men and women equally; ΔE 94.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.56:1WCAG large text: AAA
Contrast with black, large text2.45:1WCAG large text: Fail

Named colours

Medium blue · ΔE 12.5Blue violet · ΔE 20.2Dark violet · ΔE 26.4Dark blue · ΔE 27.1Blue · ΔE 29.3Dark orchid · ΔE 30.7
Nearest named CSS colourMedium blue (#0000CD)ΔE 12.47, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DCCF1F
Analogous#1F8ADC, #711FDC
Triadic#DC1F2C, #2CDC1F
Split complementary#DC711F, #8ADC1F
Tetradic#DC1F8A, #DCCF1F, #1FDC71

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CFD2F8
Lighter +30%#A2A8F2
Lighter +20%#757EEC
Lighter +10%#4953E5
Darker −10%#1923AF
Darker −20%#121A83
Darker −30%#0C1156
Darker −40%#060829
More saturated +25%#0011FB
Less saturated −25%#3E47BD

Channel breakdown

R31
G44
B220
Red31 (12.2%)
Green44 (17.3%)
Blue220 (86.3%)
Hue235.87°
Saturation (HSL)75.3%
Lightness49.22%
Dominant channelBlue
Hex per channelR 1F · G 2C · B DC

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Every value on this page was computed from “1f2cdc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.