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Colour

#013A6C

  • #013A6C
  • Blue
  • Dark
  • Nearest: Dark slateblue

#013A6C is a blue with RGB values 1, 58, 108 and HSL 208°, 98%, 21%. It is a dark colour, so white text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#013A6C#013A6C
HEX#013A6C
RGBrgb(1, 58, 108)
RGB (0–1)0.0039, 0.2275, 0.4235
RGB percentages0.4%, 22.7%, 42.4%
HSLhsl(208, 98.2%, 21.4%)
HSV / HSBhsv(208, 99.1%, 42.4%)
CMYK99.1%, 46.3%, 0%, 57.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer80,492
CSS custom property--colour: #013A6C;

Brightness & contrast

Relative luminance0.04115WCAG 2.x, 0 is black and 1 is white
Perceived brightness57.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.52:1
Contrast with white11.52:1WCAG normal text: AAA
Contrast with black1.82:1WCAG normal text: Fail
Greyscale equivalent#313131
Inverted#FEC593

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1F3E6Eno red cones; affects about 1% of men; ΔE 3.7 from the original
Deuteranopia#08356Bno green cones; the most common form, about 1% of men; ΔE 4.4 from the original
Tritanopia#00464Dno blue cones; rare, and affects men and women equally; ΔE 31.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.52:1WCAG large text: AAA
Contrast with black, large text1.82:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 24Steel blue · ΔE 29.7Midnight blue · ΔE 32.5Dark slate grey · ΔE 34.9Slate grey · ΔE 37.5Dim grey · ΔE 39.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 24.02, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6C3301
Analogous#016C68, #01056C
Triadic#6C013A, #3A6C01
Split complementary#6C0105, #6C6901
Tetradic#68016C, #6C3301, #046C01

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#3CA3FD
Lighter +30%#098BFD
Lighter +20%#0270D1
Lighter +10%#01559F
Darker −10%#011F39
Darker −20%#000407
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003A6D
Less saturated −25%#0F395E

Channel breakdown

R1
G58
B108
Red1 (0.4%)
Green58 (22.7%)
Blue108 (42.4%)
Hue208.04°
Saturation (HSL)98.17%
Lightness21.37%
Dominant channelBlue
Hex per channelR 01 · G 3A · B 6C

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Every value on this page was computed from “013a6c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.