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Recognised as Colour

#021A68

  • #021A68
  • Blue
  • Dark
  • Nearest: Midnight blue

#021A68 is a blue with RGB values 2, 26, 104 and HSL 226°, 96%, 21%. It is a dark colour, so white text on it reaches 15.6:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#021A68#021A68
HEX#021A68
RGBrgb(2, 26, 104)
RGB (0–1)0.0078, 0.102, 0.4078
RGB percentages0.8%, 10.2%, 40.8%
HSLhsl(225.9, 96.2%, 20.8%)
HSV / HSBhsv(225.9, 98.1%, 40.8%)
CMYK98.1%, 75%, 0%, 59.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer137,832
CSS custom property--colour: #021A68;

Brightness & contrast

Relative luminance0.01751WCAG 2.x, 0 is black and 1 is white
Perceived brightness40.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.55:1
Contrast with white15.55:1WCAG normal text: AAA
Contrast with black1.35:1WCAG normal text: Fail
Greyscale equivalent#1B1B1B
Inverted#FDE597

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00296Ano red cones; affects about 1% of men; ΔE 12.6 from the original
Deuteranopia#001F67no green cones; the most common form, about 1% of men; ΔE 5 from the original
Tritanopia#00303Fno blue cones; rare, and affects men and women equally; ΔE 48.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text15.55:1WCAG large text: AAA
Contrast with black, large text1.35:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 6.2Dark slateblue · ΔE 17.5Rebecca purple · ΔE 25.1Indigo · ΔE 26.9Navy · ΔE 27.5Dark blue · ΔE 32.3
Nearest named CSS colourMidnight blue (#191970)ΔE 6.17, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#685002
Analogous#024D68, #1D0268
Triadic#68021A, #1A6802
Split complementary#681D02, #4D6802
Tetradic#68024D, #685002, #02681D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#3B68FB
Lighter +30%#0942FA
Lighter +20%#0433CC
Lighter +10%#03279A
Darker −10%#010D36
Darker −20%#000104
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00196A
Less saturated −25%#0F215B

Channel breakdown

R2
G26
B104
Red2 (0.8%)
Green26 (10.2%)
Blue104 (40.8%)
Hue225.88°
Saturation (HSL)96.23%
Lightness20.78%
Dominant channelBlue
Hex per channelR 02 · G 1A · B 68

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Every value on this page was computed from “021a68” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.