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Recognised as Colour

#817DEC

  • #817DEC
  • Blue
  • Dark
  • Nearest: Medium purple

#817DEC is a blue with RGB values 129, 125, 236 and HSL 242°, 74%, 71%. It is a dark colour, so black text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Medium purple.

Colour values

#817DEC#817DEC
HEX#817DEC
RGBrgb(129, 125, 236)
RGB (0–1)0.5059, 0.4902, 0.9255
RGB percentages50.6%, 49%, 92.5%
HSLhsl(242.2, 74.5%, 70.8%)
HSV / HSBhsv(242.2, 47%, 92.5%)
CMYK45.3%, 47%, 0%, 7.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,486,380
CSS custom property--colour: #817DEC;

Brightness & contrast

Relative luminance0.2539WCAG 2.x, 0 is black and 1 is white
Perceived brightness143.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.08:1
Contrast with white3.46:1WCAG normal text: Fail
Contrast with black6.08:1WCAG normal text: AA
Greyscale equivalent#868686
Inverted#7E8213

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4F8EF0no red cones; affects about 1% of men; ΔE 18.8 from the original
Deuteranopia#4986EAno green cones; the most common form, about 1% of men; ΔE 16.9 from the original
Tritanopia#5D94A9no blue cones; rare, and affects men and women equally; ΔE 57.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.46:1WCAG large text: AA
Contrast with black, large text6.08:1WCAG large text: AAA

Named colours

Medium purple · ΔE 9.6Royal blue · ΔE 13.9Slate blue · ΔE 13.9Medium slateblue · ΔE 16Dodgerblue · ΔE 21.1Cornflower blue · ΔE 21.6
Nearest named CSS colourMedium purple (#9370DB)ΔE 9.57, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E8EC7D
Analogous#7DB1EC, #B87DEC
Triadic#EC817D, #7DEC81
Split complementary#ECB87D, #B1EC7D
Tetradic#EC7DB1, #E8EC7D, #7DECB8

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#D7D6F9
Lighter +10%#ACA9F3
Darker −10%#5651E5
Darker −20%#2B24DF
Darker −30%#201BB5
Darker −40%#181489
More saturated +25%#706AFF
Less saturated −25%#9290D9

Channel breakdown

R129
G125
B236
Red129 (50.6%)
Green125 (49%)
Blue236 (92.5%)
Hue242.16°
Saturation (HSL)74.5%
Lightness70.78%
Dominant channelBlue
Hex per channelR 81 · G 7D · B EC

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Every value on this page was computed from “817dec” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.