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Recognised as Colour

#618BD8

  • #618BD8
  • Blue
  • Dark
  • Nearest: Cornflower blue

#618BD8 is a blue with RGB values 97, 139, 216 and HSL 219°, 60%, 61%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#618BD8#618BD8
HEX#618BD8
RGBrgb(97, 139, 216)
RGB (0–1)0.3804, 0.5451, 0.8471
RGB percentages38%, 54.5%, 84.7%
HSLhsl(218.8, 60.4%, 61.4%)
HSV / HSBhsv(218.8, 55.1%, 84.7%)
CMYK55.1%, 35.6%, 0%, 15.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,392,792
CSS custom property--colour: #618BD8;

Brightness & contrast

Relative luminance0.25964WCAG 2.x, 0 is black and 1 is white
Perceived brightness139.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.19:1
Contrast with white3.39:1WCAG normal text: Fail
Contrast with black6.19:1WCAG normal text: AA
Greyscale equivalent#888888
Inverted#9E7427

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6C91DBno red cones; affects about 1% of men; ΔE 3.2 from the original
Deuteranopia#5D86D6no green cones; the most common form, about 1% of men; ΔE 2.7 from the original
Tritanopia#159CA7no blue cones; rare, and affects men and women equally; ΔE 46.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.39:1WCAG large text: AA
Contrast with black, large text6.19:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 6.9Steel blue · ΔE 17.6Dodgerblue · ΔE 19.7Deep skyblue · ΔE 29.4Medium purple · ΔE 29.7Royal blue · ΔE 30
Nearest named CSS colourCornflower blue (#6495ED)ΔE 6.88, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D8AE61
Analogous#61C7D8, #7261D8
Triadic#D8618B, #8BD861
Split complementary#D87361, #C7D861
Tetradic#D861C7, #D8AE61, #61D873

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#DCE5F6
Lighter +20%#B3C7EC
Lighter +10%#8AA9E2
Darker −10%#386DCE
Darker −20%#2A57A9
Darker −30%#204280
Darker −40%#162D57
More saturated +25%#4884F1
Less saturated −25%#7A92BF

Channel breakdown

R97
G139
B216
Red97 (38%)
Green139 (54.5%)
Blue216 (84.7%)
Hue218.82°
Saturation (HSL)60.41%
Lightness61.37%
Dominant channelBlue
Hex per channelR 61 · G 8B · B D8

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Every value on this page was computed from “618bd8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.