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Recognised as Colour

#083C81

  • #083C81
  • Blue
  • Dark
  • Nearest: Dark slateblue

#083C81 is a blue with RGB values 8, 60, 129 and HSL 214°, 88%, 27%. It is a dark colour, so white text on it reaches 10.6:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#083C81#083C81
HEX#083C81
RGBrgb(8, 60, 129)
RGB (0–1)0.0314, 0.2353, 0.5059
RGB percentages3.1%, 23.5%, 50.6%
HSLhsl(214.2, 88.3%, 26.9%)
HSV / HSBhsv(214.2, 93.8%, 50.6%)
CMYK93.8%, 53.5%, 0%, 49.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer539,777
CSS custom property--colour: #083C81;

Brightness & contrast

Relative luminance0.04868WCAG 2.x, 0 is black and 1 is white
Perceived brightness63.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.64:1
Contrast with white10.64:1WCAG normal text: AAA
Contrast with black1.97:1WCAG normal text: Fail
Greyscale equivalent#363636
Inverted#F7C37E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0A4483no red cones; affects about 1% of men; ΔE 6.1 from the original
Deuteranopia#003980no green cones; the most common form, about 1% of men; ΔE 2.1 from the original
Tritanopia#004D58no blue cones; rare, and affects men and women equally; ΔE 42.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.64:1WCAG large text: AAA
Contrast with black, large text1.97:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 14Midnight blue · ΔE 22.5Rebecca purple · ΔE 30.9Steel blue · ΔE 33Slate blue · ΔE 33.3Royal blue · ΔE 33.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 13.95, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#814D08
Analogous#087881, #110881
Triadic#81083C, #3C8108
Split complementary#811108, #788108
Tetradic#810878, #814D08, #088111

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#60A0F5
Lighter +30%#3083F2
Lighter +20%#0E69E1
Lighter +10%#0B52B1
Darker −10%#052651
Darker −20%#020F21
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003B89
Less saturated −25%#193E70

Channel breakdown

R8
G60
B129
Red8 (3.1%)
Green60 (23.5%)
Blue129 (50.6%)
Hue214.21°
Saturation (HSL)88.32%
Lightness26.86%
Dominant channelBlue
Hex per channelR 08 · G 3C · B 81

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Every value on this page was computed from “083c81” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.