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Recognised as Colour

#809DDD

  • #809DDD
  • Blue
  • Dark
  • Nearest: Cornflower blue

#809DDD is a blue with RGB values 128, 157, 221 and HSL 221°, 58%, 68%. It is a dark colour, so black text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#809DDD#809DDD
HEX#809DDD
RGBrgb(128, 157, 221)
RGB (0–1)0.502, 0.6157, 0.8667
RGB percentages50.2%, 61.6%, 86.7%
HSLhsl(221.3, 57.8%, 68.4%)
HSV / HSBhsv(221.3, 42.1%, 86.7%)
CMYK42.1%, 29%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,429,021
CSS custom property--colour: #809DDD;

Brightness & contrast

Relative luminance0.33924WCAG 2.x, 0 is black and 1 is white
Perceived brightness157.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.78:1
Contrast with white2.7:1WCAG normal text: Fail
Contrast with black7.78:1WCAG normal text: AAA
Greyscale equivalent#9B9B9B
Inverted#7F6222

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#86A2E0no red cones; affects about 1% of men; ΔE 2.3 from the original
Deuteranopia#7D9ADCno green cones; the most common form, about 1% of men; ΔE 1.6 from the original
Tritanopia#60AAB4no blue cones; rare, and affects men and women equally; ΔE 35.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.7:1WCAG large text: Fail
Contrast with black, large text7.78:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 14.3Steel blue · ΔE 16.5Light skyblue · ΔE 23.7Light steelblue · ΔE 25.7Deep skyblue · ΔE 26Light slate grey · ΔE 27.5
Nearest named CSS colourCornflower blue (#6495ED)ΔE 14.28, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DDC080
Analogous#80CCDD, #9180DD
Triadic#DD809D, #9DDD80
Split complementary#DD9180, #CCDD80
Tetradic#DD80CC, #DDC080, #80DD91

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F9FAFD
Lighter +20%#D0DBF3
Lighter +10%#A8BCE8
Darker −10%#587ED2
Darker −20%#3461C3
Darker −30%#294D9B
Darker −40%#1F3972
More saturated +25%#6C95F1
Less saturated −25%#94A5C9

Channel breakdown

R128
G157
B221
Red128 (50.2%)
Green157 (61.6%)
Blue221 (86.7%)
Hue221.29°
Saturation (HSL)57.76%
Lightness68.43%
Dominant channelBlue
Hex per channelR 80 · G 9D · B DD

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Every value on this page was computed from “809ddd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.