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Recognised as Colour

#0D3059

  • #0D3059
  • Blue
  • Dark
  • Nearest: Dark slateblue

#0D3059 is a blue with RGB values 13, 48, 89 and HSL 212°, 75%, 20%. It is a dark colour, so white text on it reaches 13.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#0D3059#0D3059
HEX#0D3059
RGBrgb(13, 48, 89)
RGB (0–1)0.051, 0.1882, 0.349
RGB percentages5.1%, 18.8%, 34.9%
HSLhsl(212.4, 74.5%, 20%)
HSV / HSBhsv(212.4, 85.4%, 34.9%)
CMYK85.4%, 46.1%, 0%, 65.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer864,345
CSS custom property--colour: #0D3059;

Brightness & contrast

Relative luminance0.02921WCAG 2.x, 0 is black and 1 is white
Perceived brightness48 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.26:1
Contrast with white13.26:1WCAG normal text: AAA
Contrast with black1.58:1WCAG normal text: Fail
Greyscale equivalent#2C2C2C
Inverted#F2CFA6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1B335Bno red cones; affects about 1% of men; ΔE 2.4 from the original
Deuteranopia#0D2D58no green cones; the most common form, about 1% of men; ΔE 2.3 from the original
Tritanopia#003A40no blue cones; rare, and affects men and women equally; ΔE 27.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.26:1WCAG large text: AAA
Contrast with black, large text1.58:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 27.9Dark slate grey · ΔE 31.5Steel blue · ΔE 34.1Black · ΔE 34.7Midnight blue · ΔE 34.8Dim grey · ΔE 37.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 27.95, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#59360D
Analogous#0D5659, #100D59
Triadic#590D30, #30590D
Split complementary#59100D, #56590D
Tetradic#590D56, #59360D, #0D5910

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4D93E5
Lighter +30%#2078DF
Lighter +20%#1A60B2
Lighter +10%#134886
Darker −10%#06182D
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#002F66
Less saturated −25%#1A314C

Channel breakdown

R13
G48
B89
Red13 (5.1%)
Green48 (18.8%)
Blue89 (34.9%)
Hue212.37°
Saturation (HSL)74.51%
Lightness20%
Dominant channelBlue
Hex per channelR 0D · G 30 · B 59

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Every value on this page was computed from “0d3059” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.