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Recognised as Colour

#021673

  • #021673
  • Blue
  • Dark
  • Nearest: Midnight blue

#021673 is a blue with RGB values 2, 22, 115 and HSL 229°, 97%, 23%. It is a dark colour, so white text on it reaches 15.4:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#021673#021673
HEX#021673
RGBrgb(2, 22, 115)
RGB (0–1)0.0078, 0.0863, 0.451
RGB percentages0.8%, 8.6%, 45.1%
HSLhsl(229.4, 96.6%, 22.9%)
HSV / HSBhsv(229.4, 98.3%, 45.1%)
CMYK98.3%, 80.9%, 0%, 54.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer136,819
CSS custom property--colour: #021673;

Brightness & contrast

Relative luminance0.01825WCAG 2.x, 0 is black and 1 is white
Perceived brightness42.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.39:1
Contrast with white15.39:1WCAG normal text: AAA
Contrast with black1.36:1WCAG normal text: Fail
Greyscale equivalent#181818
Inverted#FDE98C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002A76no red cones; affects about 1% of men; ΔE 15.4 from the original
Deuteranopia#001F71no green cones; the most common form, about 1% of men; ΔE 8.3 from the original
Tritanopia#003344no blue cones; rare, and affects men and women equally; ΔE 57.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text15.39:1WCAG large text: AAA
Contrast with black, large text1.36:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 4.6Navy · ΔE 18.1Indigo · ΔE 19.4Dark slateblue · ΔE 21.3Rebecca purple · ΔE 21.8Dark blue · ΔE 22.8
Nearest named CSS colourMidnight blue (#191970)ΔE 4.62, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#735F02
Analogous#024F73, #260273
Triadic#730216, #167302
Split complementary#732602, #4F7302
Tetradic#73024F, #735F02, #027326

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4566FC
Lighter +30%#133CFB
Lighter +20%#0429D7
Lighter +10%#0320A5
Darker −10%#010C41
Darker −20%#00030F
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001575
Less saturated −25%#111F64

Channel breakdown

R2
G22
B115
Red2 (0.8%)
Green22 (8.6%)
Blue115 (45.1%)
Hue229.38°
Saturation (HSL)96.58%
Lightness22.94%
Dominant channelBlue
Hex per channelR 02 · G 16 · B 73

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Every value on this page was computed from “hex 021673” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.