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Recognised as Colour

#2D00CA

  • #2D00CA
  • Blue
  • Dark
  • Nearest: Medium blue

#2D00CA is a blue with RGB values 45, 0, 202 and HSL 253°, 100%, 40%. It is a dark colour, so white text on it reaches 10.7:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#2D00CA#2D00CA
HEX#2D00CA
RGBrgb(45, 0, 202)
RGB (0–1)0.1765, 0, 0.7922
RGB percentages17.6%, 0%, 79.2%
HSLhsl(253.4, 100%, 39.6%)
HSV / HSBhsv(253.4, 100%, 79.2%)
CMYK77.7%, 100%, 0%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,949,322
CSS custom property--colour: #2D00CA;

Brightness & contrast

Relative luminance0.04822WCAG 2.x, 0 is black and 1 is white
Perceived brightness72.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.69:1
Contrast with white10.69:1WCAG normal text: AAA
Contrast with black1.96:1WCAG normal text: Fail
Greyscale equivalent#181818
Inverted#D2FF35

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0046CFno red cones; affects about 1% of men; ΔE 33.6 from the original
Deuteranopia#0035C7no green cones; the most common form, about 1% of men; ΔE 24.5 from the original
Tritanopia#005276no blue cones; rare, and affects men and women equally; ΔE 96.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.69:1WCAG large text: AAA
Contrast with black, large text1.96:1WCAG large text: Fail

Named colours

Medium blue · ΔE 4.1Blue violet · ΔE 20.7Dark violet · ΔE 23.7Blue · ΔE 24.4Dark blue · ΔE 27.7Dark orchid · ΔE 32.5
Nearest named CSS colourMedium blue (#0000CD)ΔE 4.08, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9DCA00
Analogous#0038CA, #9200CA
Triadic#CA2D00, #00CA2D
Split complementary#CA9200, #38CA00
Tetradic#CA0038, #9DCA00, #00CA92

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AE97FF
Lighter +30%#8764FF
Lighter +20%#5F31FF
Lighter +10%#3800FD
Darker −10%#220097
Darker −20%#160064
Darker −30%#0B0031
Darker −40%#000000
More saturated +25%#2D00CA
Less saturated −25%#3B19B1

Channel breakdown

R45
G0
B202
Red45 (17.6%)
Green0 (0%)
Blue202 (79.2%)
Hue253.37°
Saturation (HSL)100%
Lightness39.61%
Dominant channelBlue
Hex per channelR 2D · G 00 · B CA

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Every value on this page was computed from “2d00ca” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.