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Recognised as Colour

#917ADD

  • #917ADD
  • Blue
  • Dark
  • Nearest: Medium purple

#917ADD is a blue with RGB values 145, 122, 221 and HSL 254°, 59%, 67%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Medium purple.

Colour values

#917ADD#917ADD
HEX#917ADD
RGBrgb(145, 122, 221)
RGB (0–1)0.5686, 0.4784, 0.8667
RGB percentages56.9%, 47.8%, 86.7%
HSLhsl(253.9, 59.3%, 67.3%)
HSV / HSBhsv(253.9, 44.8%, 86.7%)
CMYK34.4%, 44.8%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,534,173
CSS custom property--colour: #917ADD;

Brightness & contrast

Relative luminance0.25159WCAG 2.x, 0 is black and 1 is white
Perceived brightness143.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.03:1
Contrast with white3.48:1WCAG normal text: Fail
Contrast with black6.03:1WCAG normal text: AA
Greyscale equivalent#868686
Inverted#6E8522

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#598BE1no red cones; affects about 1% of men; ΔE 21.9 from the original
Deuteranopia#5C88DBno green cones; the most common form, about 1% of men; ΔE 21.4 from the original
Tritanopia#7F8DA1no blue cones; rare, and affects men and women equally; ΔE 47.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.48:1WCAG large text: AA
Contrast with black, large text6.03:1WCAG large text: AAA

Named colours

Medium purple · ΔE 6.6Slate blue · ΔE 16.4Royal blue · ΔE 20.5Medium slateblue · ΔE 21Cornflower blue · ΔE 22.3Dodgerblue · ΔE 26.4
Nearest named CSS colourMedium purple (#9370DB)ΔE 6.65, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C6DD7A
Analogous#7A95DD, #C27ADD
Triadic#DD917A, #7ADD91
Split complementary#DDC27A, #95DD7A
Tetradic#DD7A95, #C6DD7A, #7ADDC2

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F6F4FC
Lighter +20%#D4CBF2
Lighter +10%#B3A3E7
Darker −10%#6F51D3
Darker −20%#5231C0
Darker −30%#412797
Darker −40%#2F1C6F
More saturated +25%#8665F2
Less saturated −25%#9C8FC8

Channel breakdown

R145
G122
B221
Red145 (56.9%)
Green122 (47.8%)
Blue221 (86.7%)
Hue253.94°
Saturation (HSL)59.28%
Lightness67.25%
Dominant channelBlue
Hex per channelR 91 · G 7A · B DD

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Every value on this page was computed from “917add” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.