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Recognised as Colour

#204F91

  • #204F91
  • Blue
  • Dark
  • Nearest: Dark slateblue

#204F91 is a blue with RGB values 32, 79, 145 and HSL 215°, 64%, 35%. It is a dark colour, so white text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#204F91#204F91
HEX#204F91
RGBrgb(32, 79, 145)
RGB (0–1)0.1255, 0.3098, 0.5686
RGB percentages12.5%, 31%, 56.9%
HSLhsl(215, 63.8%, 34.7%)
HSV / HSBhsv(215, 77.9%, 56.9%)
CMYK77.9%, 45.5%, 0%, 43.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,117,521
CSS custom property--colour: #204F91;

Brightness & contrast

Relative luminance0.07943WCAG 2.x, 0 is black and 1 is white
Perceived brightness79.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.11:1
Contrast with white8.11:1WCAG normal text: AAA
Contrast with black2.59:1WCAG normal text: Fail
Greyscale equivalent#4A4A4A
Inverted#DFB06E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2D5594no red cones; affects about 1% of men; ΔE 3.4 from the original
Deuteranopia#164B90no green cones; the most common form, about 1% of men; ΔE 2.8 from the original
Tritanopia#005F69no blue cones; rare, and affects men and women equally; ΔE 40.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.11:1WCAG large text: AAA
Contrast with black, large text2.59:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 17.7Steel blue · ΔE 24.2Cornflower blue · ΔE 29.3Midnight blue · ΔE 30.5Royal blue · ΔE 33.1Dodgerblue · ΔE 34
Nearest named CSS colourDark slateblue (#483D8B)ΔE 17.67, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#916220
Analogous#208791, #2A2091
Triadic#91204F, #4F9120
Split complementary#912A20, #879120
Tetradic#912087, #916220, #20912A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#95B8E8
Lighter +30%#6C9BDE
Lighter +20%#427FD5
Lighter +10%#2966BB
Darker −10%#173867
Darker −20%#0E213D
Darker −30%#040B14
Darker −40%#000000
More saturated +25%#0A4BA7
Less saturated −25%#36537B

Channel breakdown

R32
G79
B145
Red32 (12.5%)
Green79 (31%)
Blue145 (56.9%)
Hue215.04°
Saturation (HSL)63.84%
Lightness34.71%
Dominant channelBlue
Hex per channelR 20 · G 4F · B 91

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Every value on this page was computed from “204f91” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.