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Recognised as Colour

#0D4097

  • #0D4097
  • Blue
  • Dark
  • Nearest: Dark slateblue

#0D4097 is a blue with RGB values 13, 64, 151 and HSL 218°, 84%, 32%. It is a dark colour, so white text on it reaches 9.6:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#0D4097#0D4097
HEX#0D4097
RGBrgb(13, 64, 151)
RGB (0–1)0.051, 0.251, 0.5922
RGB percentages5.1%, 25.1%, 59.2%
HSLhsl(217.8, 84.1%, 32.2%)
HSV / HSBhsv(217.8, 91.4%, 59.2%)
CMYK91.4%, 57.6%, 0%, 40.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer868,503
CSS custom property--colour: #0D4097;

Brightness & contrast

Relative luminance0.05987WCAG 2.x, 0 is black and 1 is white
Perceived brightness71.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.56:1
Contrast with white9.56:1WCAG normal text: AAA
Contrast with black2.2:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#F2BF68

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004C9Ano red cones; affects about 1% of men; ΔE 9.3 from the original
Deuteranopia#003F95no green cones; the most common form, about 1% of men; ΔE 1 from the original
Tritanopia#005665no blue cones; rare, and affects men and women equally; ΔE 51.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.56:1WCAG large text: AAA
Contrast with black, large text2.2:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 11.8Midnight blue · ΔE 18.3Slate blue · ΔE 23.6Royal blue · ΔE 23.7Rebecca purple · ΔE 24Medium purple · ΔE 30.9
Nearest named CSS colourDark slateblue (#483D8B)ΔE 11.84, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#97640D
Analogous#0D8597, #1F0D97
Triadic#970D40, #40970D
Split complementary#971F0D, #85970D
Tetradic#970D85, #97640D, #0D971F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7CA8F4
Lighter +30%#4D89F0
Lighter +20%#1E6AEC
Lighter +10%#1154C6
Darker −10%#092C68
Darker −20%#051839
Darker −30%#01040A
Darker −40%#000000
More saturated +25%#003DA4
Less saturated −25%#224583

Channel breakdown

R13
G64
B151
Red13 (5.1%)
Green64 (25.1%)
Blue151 (59.2%)
Hue217.83°
Saturation (HSL)84.15%
Lightness32.16%
Dominant channelBlue
Hex per channelR 0D · G 40 · B 97

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Every value on this page was computed from “0d4097” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.