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Recognised as Colour

#677AF8

  • #677AF8
  • Blue
  • Dark
  • Nearest: Royal blue

#677AF8 is a blue with RGB values 103, 122, 248 and HSL 232°, 91%, 69%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#677AF8#677AF8
HEX#677AF8
RGBrgb(103, 122, 248)
RGB (0–1)0.4039, 0.4784, 0.9725
RGB percentages40.4%, 47.8%, 97.3%
HSLhsl(232.1, 91.2%, 68.8%)
HSV / HSBhsv(232.1, 58.5%, 97.3%)
CMYK58.5%, 50.8%, 0%, 2.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,781,688
CSS custom property--colour: #677AF8;

Brightness & contrast

Relative luminance0.2358WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.72:1
Contrast with white3.67:1WCAG normal text: Fail
Contrast with black5.72:1WCAG normal text: AA
Greyscale equivalent#7F7F7F
Inverted#988507

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#338CFCno red cones; affects about 1% of men; ΔE 17.2 from the original
Deuteranopia#0B7FF5no green cones; the most common form, about 1% of men; ΔE 14 from the original
Tritanopia#0097ADno blue cones; rare, and affects men and women equally; ΔE 70.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.67:1WCAG large text: AA
Contrast with black, large text5.72:1WCAG large text: AAA

Named colours

Royal blue · ΔE 8.5Medium slateblue · ΔE 12Slate blue · ΔE 14.3Medium purple · ΔE 16.9Dodgerblue · ΔE 20.1Cornflower blue · ΔE 26.6
Nearest named CSS colourRoyal blue (#4169E1)ΔE 8.52, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F8E567
Analogous#67C2F8, #9D67F8
Triadic#F8677A, #7AF867
Split complementary#F89D67, #C2F867
Tetradic#F867C2, #F8E567, #67F89D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F9FAFF
Lighter +20%#C9CFFC
Lighter +10%#98A5FA
Darker −10%#364FF6
Darker −20%#0B29EE
Darker −30%#0920BD
Darker −40%#06188D
More saturated +25%#6075FF
Less saturated −25%#7B89E4

Channel breakdown

R103
G122
B248
Red103 (40.4%)
Green122 (47.8%)
Blue248 (97.3%)
Hue232.14°
Saturation (HSL)91.19%
Lightness68.82%
Dominant channelBlue
Hex per channelR 67 · G 7A · B F8

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Every value on this page was computed from “677af8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.