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Recognised as Colour

#6DA8EF

  • #6DA8EF
  • Blue
  • Dark
  • Nearest: Cornflower blue

#6DA8EF is a blue with RGB values 109, 168, 239 and HSL 213°, 80%, 68%. It is a dark colour, so black text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#6DA8EF#6DA8EF
HEX#6DA8EF
RGBrgb(109, 168, 239)
RGB (0–1)0.4275, 0.6588, 0.9373
RGB percentages42.7%, 65.9%, 93.7%
HSLhsl(212.8, 80.2%, 68.2%)
HSV / HSBhsv(212.8, 54.4%, 93.7%)
CMYK54.4%, 29.7%, 0%, 6.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,186,671
CSS custom property--colour: #6DA8EF;

Brightness & contrast

Relative luminance0.37488WCAG 2.x, 0 is black and 1 is white
Perceived brightness163.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.5:1
Contrast with white2.47:1WCAG normal text: Fail
Contrast with black8.5:1WCAG normal text: AAA
Greyscale equivalent#A1A1A1
Inverted#925710

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8BACF2no red cones; affects about 1% of men; ΔE 6.9 from the original
Deuteranopia#7B9FEEno green cones; the most common form, about 1% of men; ΔE 8.4 from the original
Tritanopia#15B8C1no blue cones; rare, and affects men and women equally; ΔE 43.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.47:1WCAG large text: Fail
Contrast with black, large text8.5:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 12.9Steel blue · ΔE 18.4Deep skyblue · ΔE 19.2Light skyblue · ΔE 21.2Dodgerblue · ΔE 25.2Sky blue · ΔE 28
Nearest named CSS colourCornflower blue (#6495ED)ΔE 12.93, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EFB46D
Analogous#6DE9EF, #736DEF
Triadic#EF6DA8, #A8EF6D
Split complementary#EF736D, #E9EF6D
Tetradic#EF6DE9, #EFB46D, #6DEF73

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F7FAFE
Lighter +20%#C9DFF9
Lighter +10%#9BC3F4
Darker −10%#3F8DEA
Darker −20%#1872DE
Darker −30%#135AB0
Darker −40%#0E4382
More saturated +25%#5DA7FF
Less saturated −25%#81AADB

Channel breakdown

R109
G168
B239
Red109 (42.7%)
Green168 (65.9%)
Blue239 (93.7%)
Hue212.77°
Saturation (HSL)80.25%
Lightness68.24%
Dominant channelBlue
Hex per channelR 6D · G A8 · B EF

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Every value on this page was computed from “6da8ef” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.