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Colour

#83A9FB

  • #83A9FB
  • Blue
  • Dark
  • Nearest: Cornflower blue

#83A9FB is a blue with RGB values 131, 169, 251 and HSL 221°, 94%, 75%. It is a dark colour, so black text on it reaches 9:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#83A9FB#83A9FB
HEX#83A9FB
RGBrgb(131, 169, 251)
RGB (0–1)0.5137, 0.6627, 0.9843
RGB percentages51.4%, 66.3%, 98.4%
HSLhsl(221, 93.8%, 74.9%)
HSV / HSBhsv(221, 47.8%, 98.4%)
CMYK47.8%, 32.7%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,628,731
CSS custom property--colour: #83A9FB;

Brightness & contrast

Relative luminance0.40166WCAG 2.x, 0 is black and 1 is white
Perceived brightness170.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.03:1
Contrast with white2.32:1WCAG normal text: Fail
Contrast with black9.03:1WCAG normal text: AAA
Greyscale equivalent#A7A7A7
Inverted#7C5604

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8AB0FEno red cones; affects about 1% of men; ΔE 3.5 from the original
Deuteranopia#7DA5F9no green cones; the most common form, about 1% of men; ΔE 2 from the original
Tritanopia#51BAC7no blue cones; rare, and affects men and women equally; ΔE 45.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.32:1WCAG large text: Fail
Contrast with black, large text9.03:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 8.9Dodgerblue · ΔE 21.3Steel blue · ΔE 24.8Deep skyblue · ΔE 26.7Light skyblue · ΔE 27.4Medium purple · ΔE 32.1
Nearest named CSS colourCornflower blue (#6495ED)ΔE 8.91, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FBD583
Analogous#83E5FB, #9983FB
Triadic#FB83A9, #A9FB83
Split complementary#FB9983, #E5FB83
Tetradic#FB83E5, #FBD583, #83FB99

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#E6EEFE
Lighter +10%#B4CBFD
Darker −10%#5287F9
Darker −20%#2064F8
Darker −30%#074BDE
Darker −40%#063AAC
More saturated +25%#7FA8FF
Less saturated −25%#93AFEB

Channel breakdown

R131
G169
B251
Red131 (51.4%)
Green169 (66.3%)
Blue251 (98.4%)
Hue221°
Saturation (HSL)93.75%
Lightness74.9%
Dominant channelBlue
Hex per channelR 83 · G A9 · B FB

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Every value on this page was computed from “83a9fb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.