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Recognised as Colour

#6DB4DD

  • #6DB4DD
  • Blue
  • Dark
  • Nearest: Light skyblue

#6DB4DD is a blue with RGB values 109, 180, 221 and HSL 202°, 62%, 65%. It is a dark colour, so black text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Light skyblue.

Colour values

#6DB4DD#6DB4DD
HEX#6DB4DD
RGBrgb(109, 180, 221)
RGB (0–1)0.4275, 0.7059, 0.8667
RGB percentages42.7%, 70.6%, 86.7%
HSLhsl(202, 62.2%, 64.7%)
HSV / HSBhsv(202, 50.7%, 86.7%)
CMYK50.7%, 18.6%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,189,725
CSS custom property--colour: #6DB4DD;

Brightness & contrast

Relative luminance0.41114WCAG 2.x, 0 is black and 1 is white
Perceived brightness167.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.22:1
Contrast with white2.28:1WCAG normal text: Fail
Contrast with black9.22:1WCAG normal text: AAA
Greyscale equivalent#A8A8A8
Inverted#924B22

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A1B3DFno red cones; affects about 1% of men; ΔE 15.4 from the original
Deuteranopia#91A7DCno green cones; the most common form, about 1% of men; ΔE 16.2 from the original
Tritanopia#2EBFC1no blue cones; rare, and affects men and women equally; ΔE 29 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.28:1WCAG large text: Fail
Contrast with black, large text9.22:1WCAG large text: AAA

Named colours

Light skyblue · ΔE 9.5Sky blue · ΔE 11.5Deep skyblue · ΔE 16.6Light steelblue · ΔE 17.7Steel blue · ΔE 19.7Light blue · ΔE 21
Nearest named CSS colourLight skyblue (#87CEFA)ΔE 9.53, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DD966D
Analogous#6DDDCE, #6D7CDD
Triadic#DD6DB4, #B4DD6D
Split complementary#DD6D7C, #DDCE6D
Tetradic#CE6DDD, #DD966D, #7CDD6D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E9F4FA
Lighter +20%#C0DFF0
Lighter +10%#96C9E7
Darker −10%#449FD3
Darker −20%#2B85B9
Darker −30%#216790
Darker −40%#184A66
More saturated +25%#56BAF3
Less saturated −25%#83AEC6

Channel breakdown

R109
G180
B221
Red109 (42.7%)
Green180 (70.6%)
Blue221 (86.7%)
Hue201.96°
Saturation (HSL)62.22%
Lightness64.71%
Dominant channelBlue
Hex per channelR 6D · G B4 · B DD

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Every value on this page was computed from “6db4dd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.