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Recognised as Colour

#286C97

  • #286C97
  • Blue
  • Dark
  • Nearest: Steel blue

#286C97 is a blue with RGB values 40, 108, 151 and HSL 203°, 58%, 37%. It is a dark colour, so white text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#286C97#286C97
HEX#286C97
RGBrgb(40, 108, 151)
RGB (0–1)0.1569, 0.4235, 0.5922
RGB percentages15.7%, 42.4%, 59.2%
HSLhsl(203.2, 58.1%, 37.5%)
HSV / HSBhsv(203.2, 73.5%, 59.2%)
CMYK73.5%, 28.5%, 0%, 40.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,649,239
CSS custom property--colour: #286C97;

Brightness & contrast

Relative luminance0.13411WCAG 2.x, 0 is black and 1 is white
Perceived brightness99.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.7:1
Contrast with white5.7:1WCAG normal text: AA
Contrast with black3.68:1WCAG normal text: Fail
Greyscale equivalent#616161
Inverted#D79368

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#586C99no red cones; affects about 1% of men; ΔE 11.7 from the original
Deuteranopia#496296no green cones; the most common form, about 1% of men; ΔE 12.6 from the original
Tritanopia#00777Bno blue cones; rare, and affects men and women equally; ΔE 27.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.7:1WCAG large text: AAA
Contrast with black, large text3.68:1WCAG large text: AA

Named colours

Steel blue · ΔE 9.7Slate grey · ΔE 21.6Light slate grey · ΔE 22.7Dark slate grey · ΔE 29Dim grey · ΔE 30.2Teal · ΔE 31.2
Nearest named CSS colourSteel blue (#4682B4)ΔE 9.74, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#975328
Analogous#28978A, #283597
Triadic#97286C, #6C9728
Split complementary#972835, #978A28
Tetradic#8B2897, #975328, #359728

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A4CDE7
Lighter +30%#7CB7DC
Lighter +20%#53A1D2
Lighter +10%#3389BF
Darker −10%#1D4F6F
Darker −20%#133246
Darker −30%#08151E
Darker −40%#000000
More saturated +25%#1071AF
Less saturated −25%#40677F

Channel breakdown

R40
G108
B151
Red40 (15.7%)
Green108 (42.4%)
Blue151 (59.2%)
Hue203.24°
Saturation (HSL)58.12%
Lightness37.45%
Dominant channelBlue
Hex per channelR 28 · G 6C · B 97

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Every value on this page was computed from “286c97” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.