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Recognised as Colour

#978CDD

  • #978CDD
  • Blue
  • Dark
  • Nearest: Cornflower blue

#978CDD is a blue with RGB values 151, 140, 221 and HSL 248°, 54%, 71%. It is a dark colour, so black text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#978CDD#978CDD
HEX#978CDD
RGBrgb(151, 140, 221)
RGB (0–1)0.5922, 0.549, 0.8667
RGB percentages59.2%, 54.9%, 86.7%
HSLhsl(248.1, 54.4%, 70.8%)
HSV / HSBhsv(248.1, 36.7%, 86.7%)
CMYK31.7%, 36.7%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,931,997
CSS custom property--colour: #978CDD;

Brightness & contrast

Relative luminance0.30556WCAG 2.x, 0 is black and 1 is white
Perceived brightness154.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.11:1
Contrast with white2.95:1WCAG normal text: Fail
Contrast with black7.11:1WCAG normal text: AAA
Greyscale equivalent#949494
Inverted#687322

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7498E0no red cones; affects about 1% of men; ΔE 15.3 from the original
Deuteranopia#7494DBno green cones; the most common form, about 1% of men; ΔE 14.4 from the original
Tritanopia#869BAAno blue cones; rare, and affects men and women equally; ΔE 39.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.95:1WCAG large text: Fail
Contrast with black, large text7.11:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 16Medium purple · ΔE 19.2Plum · ΔE 23.5Dodgerblue · ΔE 26.7Slate blue · ΔE 28.1Steel blue · ΔE 29.1
Nearest named CSS colourCornflower blue (#6495ED)ΔE 15.99, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D2DD8C
Analogous#8CA9DD, #BF8CDD
Triadic#DD978C, #8CDD97
Split complementary#DDBF8C, #A9DD8C
Tetradic#DD8CAA, #D2DD8C, #8CDDC0

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#DEDBF4
Lighter +10%#BBB3E9
Darker −10%#7365D1
Darker −20%#503DC6
Darker −30%#3F2FA1
Darker −40%#2F2479
More saturated +25%#8979F0
Less saturated −25%#A59FCA

Channel breakdown

R151
G140
B221
Red151 (59.2%)
Green140 (54.9%)
Blue221 (86.7%)
Hue248.15°
Saturation (HSL)54.36%
Lightness70.78%
Dominant channelBlue
Hex per channelR 97 · G 8C · B DD

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