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Recognised as Colour

#978AFF

  • #978AFF
  • Blue
  • Dark
  • Nearest: Medium purple

#978AFF is a blue with RGB values 151, 138, 255 and HSL 247°, 100%, 77%. It is a dark colour, so black text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Medium purple.

Colour values

#978AFF#978AFF
HEX#978AFF
RGBrgb(151, 138, 255)
RGB (0–1)0.5922, 0.5412, 1
RGB percentages59.2%, 54.1%, 100%
HSLhsl(246.7, 100%, 77.1%)
HSV / HSBhsv(246.7, 45.9%, 100%)
CMYK40.8%, 45.9%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,931,519
CSS custom property--colour: #978AFF;

Brightness & contrast

Relative luminance0.31976WCAG 2.x, 0 is black and 1 is white
Perceived brightness159.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.4:1
Contrast with white2.84:1WCAG normal text: Fail
Contrast with black7.4:1WCAG normal text: AAA
Greyscale equivalent#959595
Inverted#687500

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5D9CFFno red cones; affects about 1% of men; ΔE 22.7 from the original
Deuteranopia#5B96FCno green cones; the most common form, about 1% of men; ΔE 20.4 from the original
Tritanopia#79A2B8no blue cones; rare, and affects men and women equally; ΔE 57.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.84:1WCAG large text: Fail
Contrast with black, large text7.4:1WCAG large text: AAA

Named colours

Medium purple · ΔE 11.5Medium slateblue · ΔE 16.5Slate blue · ΔE 18.4Royal blue · ΔE 18.7Dodgerblue · ΔE 23.8Cornflower blue · ΔE 24.3
Nearest named CSS colourMedium purple (#9370DB)ΔE 11.54, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F2FF8A
Analogous#8AB7FF, #D28AFF
Triadic#FF978A, #8AFF97
Split complementary#FFD28A, #B7FF8A
Tetradic#FF8AB7, #F2FF8A, #8AFFD2

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#F2F0FF
Lighter +10%#C4BDFF
Darker −10%#6A57FF
Darker −20%#3C24FF
Darker −30%#1B00F0
Darker −40%#1500BD
More saturated +25%#978AFF
Less saturated −25%#A299F0

Channel breakdown

R151
G138
B255
Red151 (59.2%)
Green138 (54.1%)
Blue255 (100%)
Hue246.67°
Saturation (HSL)100%
Lightness77.06%
Dominant channelBlue
Hex per channelR 97 · G 8A · B FF

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Every value on this page was computed from “978aff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.