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Colour

#677BFE

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

#677BFE is a blue with RGB values 103, 123, 254 and HSL 232°, 99%, 70%. It is a dark colour, so black text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#677BFE#677BFE
HEX#677BFE
RGBrgb(103, 123, 254)
RGB (0–1)0.4039, 0.4824, 0.9961
RGB percentages40.4%, 48.2%, 99.6%
HSLhsl(232.1, 98.7%, 70%)
HSV / HSBhsv(232.1, 59.4%, 99.6%)
CMYK59.4%, 51.6%, 0%, 0.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,781,950
CSS custom property--colour: #677BFE;

Brightness & contrast

Relative luminance0.24205WCAG 2.x, 0 is black and 1 is white
Perceived brightness139.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.84:1
Contrast with white3.6:1WCAG normal text: Fail
Contrast with black5.84:1WCAG normal text: AA
Greyscale equivalent#808080
Inverted#988401

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2D8EFFno red cones; affects about 1% of men; ΔE 19.4 from the original
Deuteranopia#0081FBno green cones; the most common form, about 1% of men; ΔE 14.5 from the original
Tritanopia#0099B1no blue cones; rare, and affects men and women equally; ΔE 72.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.6:1WCAG large text: AA
Contrast with black, large text5.84:1WCAG large text: AAA

Named colours

Royal blue · ΔE 10Medium slateblue · ΔE 11.2Slate blue · ΔE 15.6Medium purple · ΔE 18.6Dodgerblue · ΔE 21.6Cornflower blue · ΔE 28.9
Nearest named CSS colourRoyal blue (#4169E1)ΔE 9.96, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FEEA67
Analogous#67C7FE, #9F67FE
Triadic#FE677B, #7BFE67
Split complementary#FE9F67, #C6FE67
Tetradic#FE67C6, #FEEA67, #67FE9E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#CCD3FF
Lighter +10%#9AA7FE
Darker −10%#344FFE
Darker −20%#0223FD
Darker −30%#011CCB
Darker −40%#011598
More saturated +25%#667AFF
Less saturated −25%#7A89EB

Channel breakdown

R103
G123
B254
Red103 (40.4%)
Green123 (48.2%)
Blue254 (99.6%)
Hue232.05°
Saturation (HSL)98.69%
Lightness70%
Dominant channelBlue
Hex per channelR 67 · G 7B · B FE

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