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Recognised as Colour

#0D305D

  • #0D305D
  • Blue
  • Dark
  • Nearest: Dark slateblue

#0D305D is a blue with RGB values 13, 48, 93 and HSL 214°, 75%, 21%. It is a dark colour, so white text on it reaches 13.1:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#0D305D#0D305D
HEX#0D305D
RGBrgb(13, 48, 93)
RGB (0–1)0.051, 0.1882, 0.3647
RGB percentages5.1%, 18.8%, 36.5%
HSLhsl(213.8, 75.5%, 20.8%)
HSV / HSBhsv(213.8, 86%, 36.5%)
CMYK86%, 48.4%, 0%, 63.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer864,349
CSS custom property--colour: #0D305D;

Brightness & contrast

Relative luminance0.0299WCAG 2.x, 0 is black and 1 is white
Perceived brightness48.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.14:1
Contrast with white13.14:1WCAG normal text: AAA
Contrast with black1.6:1WCAG normal text: Fail
Greyscale equivalent#2C2C2C
Inverted#F2CFA2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#18345Fno red cones; affects about 1% of men; ΔE 2.5 from the original
Deuteranopia#062D5Cno green cones; the most common form, about 1% of men; ΔE 2.1 from the original
Tritanopia#003B42no blue cones; rare, and affects men and women equally; ΔE 29.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.14:1WCAG large text: AAA
Contrast with black, large text1.6:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 25.4Midnight blue · ΔE 32.2Dark slate grey · ΔE 34.1Steel blue · ΔE 34.1Black · ΔE 36.9Slate grey · ΔE 39.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 25.42, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5D3A0D
Analogous#0D585D, #120D5D
Triadic#5D0D30, #305D0D
Split complementary#5D120D, #585D0D
Tetradic#5D0D58, #5D3A0D, #0D5D12

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5092E6
Lighter +30%#2376E0
Lighter +20%#1A5EB6
Lighter +10%#13478A
Darker −10%#071930
Darker −20%#000204
Darker −30%#000000
Darker −40%#000000
More saturated +25%#002E6A
Less saturated −25%#1A3250

Channel breakdown

R13
G48
B93
Red13 (5.1%)
Green48 (18.8%)
Blue93 (36.5%)
Hue213.75°
Saturation (HSL)75.47%
Lightness20.78%
Dominant channelBlue
Hex per channelR 0D · G 30 · B 5D

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Every value on this page was computed from “0d305d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.