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Recognised as Colour

#659BB6

  • #659BB6
  • Blue
  • Dark
  • Nearest: Light slate grey

#659BB6 is a blue with RGB values 101, 155, 182 and HSL 200°, 36%, 55%. It is a dark colour, so black text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Light slate grey.

Colour values

#659BB6#659BB6
HEX#659BB6
RGBrgb(101, 155, 182)
RGB (0–1)0.3961, 0.6078, 0.7137
RGB percentages39.6%, 60.8%, 71.4%
HSLhsl(200, 35.7%, 55.5%)
HSV / HSBhsv(200, 44.5%, 71.4%)
CMYK44.5%, 14.8%, 0%, 28.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,658,998
CSS custom property--colour: #659BB6;

Brightness & contrast

Relative luminance0.29587WCAG 2.x, 0 is black and 1 is white
Perceived brightness144.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.92:1
Contrast with white3.04:1WCAG normal text: Fail
Contrast with black6.92:1WCAG normal text: AA
Greyscale equivalent#919191
Inverted#9A6449

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8E99B7no red cones; affects about 1% of men; ΔE 13.7 from the original
Deuteranopia#8290B6no green cones; the most common form, about 1% of men; ΔE 14.6 from the original
Tritanopia#42A3A4no blue cones; rare, and affects men and women equally; ΔE 20.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.04:1WCAG large text: AA
Contrast with black, large text6.92:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 13Slate grey · ΔE 15Cadetblue · ΔE 15.2Steel blue · ΔE 16.7Sky blue · ΔE 18.5Light steelblue · ΔE 20
Nearest named CSS colourLight slate grey (#778899)ΔE 13.04, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B68065
Analogous#65B6A9, #6573B6
Triadic#B6659B, #9BB665
Split complementary#B66573, #B6A965
Tetradic#A965B6, #B68065, #73B665

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EFF5F8
Lighter +30%#CDDEE7
Lighter +20%#AAC8D7
Lighter +10%#88B1C6
Darker −10%#4B829D
Darker −20%#3A657B
Darker −30%#2A4958
Darker −40%#192C36
More saturated +25%#49A4D2
Less saturated −25%#81929A

Channel breakdown

R101
G155
B182
Red101 (39.6%)
Green155 (60.8%)
Blue182 (71.4%)
Hue200°
Saturation (HSL)35.68%
Lightness55.49%
Dominant channelBlue
Hex per channelR 65 · G 9B · B B6

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Every value on this page was computed from “659bb6” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.