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Recognised as Colour

#212F93

  • #212F93
  • Blue
  • Dark
  • Nearest: Midnight blue

#212F93 is a blue with RGB values 33, 47, 147 and HSL 233°, 63%, 35%. It is a dark colour, so white text on it reaches 11.1:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#212F93#212F93
HEX#212F93
RGBrgb(33, 47, 147)
RGB (0–1)0.1294, 0.1843, 0.5765
RGB percentages12.9%, 18.4%, 57.6%
HSLhsl(232.6, 63.3%, 35.3%)
HSV / HSBhsv(232.6, 77.6%, 57.6%)
CMYK77.6%, 68%, 0%, 42.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,174,867
CSS custom property--colour: #212F93;

Brightness & contrast

Relative luminance0.04463WCAG 2.x, 0 is black and 1 is white
Perceived brightness63.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.1:1
Contrast with white11.1:1WCAG normal text: AAA
Contrast with black1.89:1WCAG normal text: Fail
Greyscale equivalent#333333
Inverted#DED06C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004196no red cones; affects about 1% of men; ΔE 14.9 from the original
Deuteranopia#003691no green cones; the most common form, about 1% of men; ΔE 8.2 from the original
Tritanopia#004A5Dno blue cones; rare, and affects men and women equally; ΔE 59.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.1:1WCAG large text: AAA
Contrast with black, large text1.89:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 11.5Dark slateblue · ΔE 16.3Rebecca purple · ΔE 16.7Slate blue · ΔE 20.8Indigo · ΔE 21.1Navy · ΔE 21.9
Nearest named CSS colourMidnight blue (#191970)ΔE 11.53, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#938521
Analogous#216893, #4C2193
Triadic#93212F, #2F9321
Split complementary#934C21, #689321
Tetradic#932168, #938521, #21934C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#98A2E8
Lighter +30%#6E7CDF
Lighter +20%#4557D5
Lighter +10%#2A3CBD
Darker −10%#182269
Darker −20%#0E1440
Darker −30%#050716
Darker −40%#000000
More saturated +25%#0B1EA9
Less saturated −25%#38407C

Channel breakdown

R33
G47
B147
Red33 (12.9%)
Green47 (18.4%)
Blue147 (57.6%)
Hue232.63°
Saturation (HSL)63.33%
Lightness35.29%
Dominant channelBlue
Hex per channelR 21 · G 2F · B 93

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Every value on this page was computed from “212f93” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.