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Recognised as Colour

#012170

  • #012170
  • Blue
  • Dark
  • Nearest: Midnight blue

#012170 is a blue with RGB values 1, 33, 112 and HSL 223°, 98%, 22%. It is a dark colour, so white text on it reaches 14.5:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#012170#012170
HEX#012170
RGBrgb(1, 33, 112)
RGB (0–1)0.0039, 0.1294, 0.4392
RGB percentages0.4%, 12.9%, 43.9%
HSLhsl(222.7, 98.2%, 22.2%)
HSV / HSBhsv(222.7, 99.1%, 43.9%)
CMYK99.1%, 70.5%, 0%, 56.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer74,096
CSS custom property--colour: #012170;

Brightness & contrast

Relative luminance0.02264WCAG 2.x, 0 is black and 1 is white
Perceived brightness45.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.45:1
Contrast with white14.45:1WCAG normal text: AAA
Contrast with black1.45:1WCAG normal text: Fail
Greyscale equivalent#202020
Inverted#FEDE8F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002F72no red cones; affects about 1% of men; ΔE 11.7 from the original
Deuteranopia#00246Fno green cones; the most common form, about 1% of men; ΔE 3.3 from the original
Tritanopia#003745no blue cones; rare, and affects men and women equally; ΔE 49.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.45:1WCAG large text: AAA
Contrast with black, large text1.45:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 7.4Dark slateblue · ΔE 15.3Rebecca purple · ΔE 24.4Indigo · ΔE 27.8Navy · ΔE 28.6Slate blue · ΔE 32.2
Nearest named CSS colourMidnight blue (#191970)ΔE 7.35, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#705001
Analogous#015870, #190170
Triadic#700121, #217001
Split complementary#701901, #597001
Tetradic#700158, #705001, #017019

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4076FD
Lighter +30%#0D52FD
Lighter +20%#023FD5
Lighter +10%#0130A3
Darker −10%#01123D
Darker −20%#00030B
Darker −30%#000000
Darker −40%#000000
More saturated +25%#002171
Less saturated −25%#0F2762

Channel breakdown

R1
G33
B112
Red1 (0.4%)
Green33 (12.9%)
Blue112 (43.9%)
Hue222.7°
Saturation (HSL)98.23%
Lightness22.16%
Dominant channelBlue
Hex per channelR 01 · G 21 · B 70

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Every value on this page was computed from “hex 012170” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.