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Recognised as Colour

#08509D

  • #08509D
  • Blue
  • Dark
  • Nearest: Dark slateblue

#08509D is a blue with RGB values 8, 80, 157 and HSL 211°, 90%, 32%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#08509D#08509D
HEX#08509D
RGBrgb(8, 80, 157)
RGB (0–1)0.0314, 0.3137, 0.6157
RGB percentages3.1%, 31.4%, 61.6%
HSLhsl(211, 90.3%, 32.4%)
HSV / HSBhsv(211, 94.9%, 61.6%)
CMYK94.9%, 49%, 0%, 38.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer544,925
CSS custom property--colour: #08509D;

Brightness & contrast

Relative luminance0.08223WCAG 2.x, 0 is black and 1 is white
Perceived brightness81.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.94:1
Contrast with white7.94:1WCAG normal text: AAA
Contrast with black2.64:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#F7AF62

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2258A0no red cones; affects about 1% of men; ΔE 5 from the original
Deuteranopia#004B9Bno green cones; the most common form, about 1% of men; ΔE 3.2 from the original
Tritanopia#00636Fno blue cones; rare, and affects men and women equally; ΔE 45.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.94:1WCAG large text: AAA
Contrast with black, large text2.64:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 16.4Royal blue · ΔE 27.1Cornflower blue · ΔE 27.6Steel blue · ΔE 27.9Midnight blue · ΔE 28Slate blue · ΔE 29.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 16.43, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9D5508
Analogous#089B9D, #0A089D
Triadic#9D0850, #509D08
Split complementary#9D0A08, #9B9D08
Tetradic#9D089B, #9D5508, #089D0A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#79B6F8
Lighter +30%#489CF6
Lighter +20%#1882F3
Lighter +10%#0A69CE
Darker −10%#06376C
Darker −20%#031F3C
Darker −30%#01060B
Darker −40%#000000
More saturated +25%#0050A5
Less saturated −25%#1D5188

Channel breakdown

R8
G80
B157
Red8 (3.1%)
Green80 (31.4%)
Blue157 (61.6%)
Hue211.01°
Saturation (HSL)90.3%
Lightness32.35%
Dominant channelBlue
Hex per channelR 08 · G 50 · B 9D

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Every value on this page was computed from “08509d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.