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Colour

#2900C5

  • #2900C5
  • Blue
  • Dark
  • Nearest: Medium blue

#2900C5 is a blue with RGB values 41, 0, 197 and HSL 252°, 100%, 39%. It is a dark colour, so white text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#2900C5#2900C5
HEX#2900C5
RGBrgb(41, 0, 197)
RGB (0–1)0.1608, 0, 0.7725
RGB percentages16.1%, 0%, 77.3%
HSLhsl(252.5, 100%, 38.6%)
HSV / HSBhsv(252.5, 100%, 77.3%)
CMYK79.2%, 100%, 0%, 22.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,687,173
CSS custom property--colour: #2900C5;

Brightness & contrast

Relative luminance0.04503WCAG 2.x, 0 is black and 1 is white
Perceived brightness70.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.05:1
Contrast with white11.05:1WCAG normal text: AAA
Contrast with black1.9:1WCAG normal text: Fail
Greyscale equivalent#171717
Inverted#D6FF3A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0044C9no red cones; affects about 1% of men; ΔE 33.5 from the original
Deuteranopia#0033C2no green cones; the most common form, about 1% of men; ΔE 23.8 from the original
Tritanopia#005072no blue cones; rare, and affects men and women equally; ΔE 95.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.05:1WCAG large text: AAA
Contrast with black, large text1.9:1WCAG large text: Fail

Named colours

Medium blue · ΔE 5.4Blue violet · ΔE 20.9Dark violet · ΔE 23.9Dark blue · ΔE 25.6Blue · ΔE 26.4Navy · ΔE 30.8
Nearest named CSS colourMedium blue (#0000CD)ΔE 5.43, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9CC500
Analogous#0039C5, #8B00C5
Triadic#C52900, #00C529
Split complementary#C58C00, #39C500
Tetradic#C5003A, #9CC500, #00C58C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A992FF
Lighter +30%#805FFF
Lighter +20%#582CFF
Lighter +10%#3400F8
Darker −10%#1E0092
Darker −20%#14005F
Darker −30%#09002C
Darker −40%#000000
More saturated +25%#2900C5
Less saturated −25%#3719AC

Channel breakdown

R41
G0
B197
Red41 (16.1%)
Green0 (0%)
Blue197 (77.3%)
Hue252.49°
Saturation (HSL)100%
Lightness38.63%
Dominant channelBlue
Hex per channelR 29 · G 00 · B C5

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Every value on this page was computed from “2900c5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.