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Recognised as Colour

#400DCD

  • #400DCD
  • Violet
  • Dark
  • Nearest: Medium blue

#400DCD is a violet with RGB values 64, 13, 205 and HSL 256°, 88%, 43%. It is a dark colour, so white text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#400DCD#400DCD
HEX#400DCD
RGBrgb(64, 13, 205)
RGB (0–1)0.251, 0.051, 0.8039
RGB percentages25.1%, 5.1%, 80.4%
HSLhsl(255.9, 88.1%, 42.7%)
HSV / HSBhsv(255.9, 93.7%, 80.4%)
CMYK68.8%, 93.7%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,197,837
CSS custom property--colour: #400DCD;

Brightness & contrast

Relative luminance0.05786WCAG 2.x, 0 is black and 1 is white
Perceived brightness78.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.74:1
Contrast with white9.74:1WCAG normal text: AAA
Contrast with black2.16:1WCAG normal text: Fail
Greyscale equivalent#262626
Inverted#BFF232

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004BD2no red cones; affects about 1% of men; ΔE 33.6 from the original
Deuteranopia#003DCAno green cones; the most common form, about 1% of men; ΔE 26.6 from the original
Tritanopia#005578no blue cones; rare, and affects men and women equally; ΔE 94.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.74:1WCAG large text: AAA
Contrast with black, large text2.16:1WCAG large text: Fail

Named colours

Medium blue · ΔE 7.7Blue violet · ΔE 17.2Dark violet · ΔE 20.8Dark blue · ΔE 26.6Blue · ΔE 26.7Dark orchid · ΔE 28.8
Nearest named CSS colourMedium blue (#0000CD)ΔE 7.72, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9ACD0D
Analogous#0D3ACD, #A00DCD
Triadic#CD400D, #0DCD40
Split complementary#CDA00D, #3ACD0D
Tetradic#CD0D3A, #9ACD0D, #0DCDA0

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C1ACFA
Lighter +30%#9D7CF7
Lighter +20%#794CF4
Lighter +10%#551CF1
Darker −10%#310A9D
Darker −20%#22076D
Darker −30%#13043D
Darker −40%#04010D
More saturated +25%#3A00DA
Less saturated −25%#4D28B2

Channel breakdown

R64
G13
B205
Red64 (25.1%)
Green13 (5.1%)
Blue205 (80.4%)
Hue255.94°
Saturation (HSL)88.07%
Lightness42.75%
Dominant channelBlue
Hex per channelR 40 · G 0D · B CD

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Every value on this page was computed from “400dcd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.