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Recognised as Colour

#6488D2

  • #6488D2
  • Blue
  • Dark
  • Nearest: Cornflower blue

#6488D2 is a blue with RGB values 100, 136, 210 and HSL 220°, 55%, 61%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#6488D2#6488D2
HEX#6488D2
RGBrgb(100, 136, 210)
RGB (0–1)0.3922, 0.5333, 0.8235
RGB percentages39.2%, 53.3%, 82.4%
HSLhsl(220.4, 55%, 60.8%)
HSV / HSBhsv(220.4, 52.4%, 82.4%)
CMYK52.4%, 35.2%, 0%, 17.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,588,626
CSS custom property--colour: #6488D2;

Brightness & contrast

Relative luminance0.24971WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.99:1
Contrast with white3.5:1WCAG normal text: Fail
Contrast with black5.99:1WCAG normal text: AA
Greyscale equivalent#868686
Inverted#9B772D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6B8ED5no red cones; affects about 1% of men; ΔE 3 from the original
Deuteranopia#5E84D0no green cones; the most common form, about 1% of men; ΔE 2.1 from the original
Tritanopia#2D98A3no blue cones; rare, and affects men and women equally; ΔE 43.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.5:1WCAG large text: AA
Contrast with black, large text5.99:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 8.9Steel blue · ΔE 16.5Dodgerblue · ΔE 21.6Medium purple · ΔE 29.6Deep skyblue · ΔE 30.3Royal blue · ΔE 30.8
Nearest named CSS colourCornflower blue (#6495ED)ΔE 8.86, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D2AE64
Analogous#64BFD2, #7764D2
Triadic#D26488, #88D264
Split complementary#D27764, #BFD264
Tetradic#D264BF, #D2AE64, #64D277

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#DBE3F4
Lighter +20%#B3C5E9
Lighter +10%#8CA6DD
Darker −10%#3C6AC7
Darker −20%#2F54A1
Darker −30%#23407A
Darker −40%#182B52
More saturated +25%#4B7FEB
Less saturated −25%#7D91B9

Channel breakdown

R100
G136
B210
Red100 (39.2%)
Green136 (53.3%)
Blue210 (82.4%)
Hue220.36°
Saturation (HSL)55%
Lightness60.78%
Dominant channelBlue
Hex per channelR 64 · G 88 · B D2

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Every value on this page was computed from “6488d2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.