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Colour

#013A6F

  • #013A6F
  • Blue
  • Dark
  • Nearest: Dark slateblue

#013A6F is a blue with RGB values 1, 58, 111 and HSL 209°, 98%, 22%. It is a dark colour, so white text on it reaches 11.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#013A6F#013A6F
HEX#013A6F
RGBrgb(1, 58, 111)
RGB (0–1)0.0039, 0.2275, 0.4353
RGB percentages0.4%, 22.7%, 43.5%
HSLhsl(208.9, 98.2%, 22%)
HSV / HSBhsv(208.9, 99.1%, 43.5%)
CMYK99.1%, 47.7%, 0%, 56.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer80,495
CSS custom property--colour: #013A6F;

Brightness & contrast

Relative luminance0.0418WCAG 2.x, 0 is black and 1 is white
Perceived brightness58.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.44:1
Contrast with white11.44:1WCAG normal text: AAA
Contrast with black1.84:1WCAG normal text: Fail
Greyscale equivalent#323232
Inverted#FEC590

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1D3F71no red cones; affects about 1% of men; ΔE 3.8 from the original
Deuteranopia#01356Eno green cones; the most common form, about 1% of men; ΔE 4.1 from the original
Tritanopia#00474Fno blue cones; rare, and affects men and women equally; ΔE 33.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.44:1WCAG large text: AAA
Contrast with black, large text1.84:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 22.2Steel blue · ΔE 30.1Midnight blue · ΔE 30.7Dark slate grey · ΔE 36.8Slate grey · ΔE 38.6Rebecca purple · ΔE 39.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 22.24, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6F3601
Analogous#016F6D, #01036F
Triadic#6F013A, #3A6F01
Split complementary#6F0103, #6F6D01
Tetradic#6D016F, #6F3601, #036F01

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#3FA1FD
Lighter +30%#0C89FD
Lighter +20%#026FD4
Lighter +10%#0154A2
Darker −10%#01203C
Darker −20%#00050A
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003A70
Less saturated −25%#0F3961

Channel breakdown

R1
G58
B111
Red1 (0.4%)
Green58 (22.7%)
Blue111 (43.5%)
Hue208.91°
Saturation (HSL)98.21%
Lightness21.96%
Dominant channelBlue
Hex per channelR 01 · G 3A · B 6F

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Every value on this page was computed from “013a6f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.