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Recognised as Colour

#012A6F

  • #012A6F
  • Blue
  • Dark
  • Nearest: Dark slateblue

#012A6F is a blue with RGB values 1, 42, 111 and HSL 218°, 98%, 22%. It is a dark colour, so white text on it reaches 13.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#012A6F#012A6F
HEX#012A6F
RGBrgb(1, 42, 111)
RGB (0–1)0.0039, 0.1647, 0.4353
RGB percentages0.4%, 16.5%, 43.5%
HSLhsl(217.6, 98.2%, 22%)
HSV / HSBhsv(217.6, 99.1%, 43.5%)
CMYK99.1%, 62.2%, 0%, 56.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer76,399
CSS custom property--colour: #012A6F;

Brightness & contrast

Relative luminance0.0281WCAG 2.x, 0 is black and 1 is white
Perceived brightness49.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.44:1
Contrast with white13.44:1WCAG normal text: AAA
Contrast with black1.56:1WCAG normal text: Fail
Greyscale equivalent#262626
Inverted#FED590

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003471no red cones; affects about 1% of men; ΔE 8.3 from the original
Deuteranopia#002A6Eno green cones; the most common form, about 1% of men; ΔE 0.7 from the original
Tritanopia#003C48no blue cones; rare, and affects men and women equally; ΔE 43.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text13.44:1WCAG large text: AAA
Contrast with black, large text1.56:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 14.4Midnight blue · ΔE 15.8Rebecca purple · ΔE 29Slate blue · ΔE 35Indigo · ΔE 35.5Royal blue · ΔE 37
Nearest named CSS colourDark slateblue (#483D8B)ΔE 14.39, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6F4601
Analogous#01616F, #0F016F
Triadic#6F012A, #2A6F01
Split complementary#6F0F01, #616F01
Tetradic#6F0161, #6F4601, #016F0F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#3F86FD
Lighter +30%#0C66FD
Lighter +20%#0250D4
Lighter +10%#013DA2
Darker −10%#01173C
Darker −20%#00040A
Darker −30%#000000
Darker −40%#000000
More saturated +25%#002A70
Less saturated −25%#0F2E61

Channel breakdown

R1
G42
B111
Red1 (0.4%)
Green42 (16.5%)
Blue111 (43.5%)
Hue217.64°
Saturation (HSL)98.21%
Lightness21.96%
Dominant channelBlue
Hex per channelR 01 · G 2A · B 6F

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Every value on this page was computed from “012a6f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.