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Colour

#0D335B

  • #0D335B
  • Blue
  • Dark
  • Nearest: Dark slateblue

#0D335B is a blue with RGB values 13, 51, 91 and HSL 211°, 75%, 20%. It is a dark colour, so white text on it reaches 12.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#0D335B#0D335B
HEX#0D335B
RGBrgb(13, 51, 91)
RGB (0–1)0.051, 0.2, 0.3569
RGB percentages5.1%, 20%, 35.7%
HSLhsl(210.8, 75%, 20.4%)
HSV / HSBhsv(210.8, 85.7%, 35.7%)
CMYK85.7%, 44%, 0%, 64.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer865,115
CSS custom property--colour: #0D335B;

Brightness & contrast

Relative luminance0.03209WCAG 2.x, 0 is black and 1 is white
Perceived brightness50.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.79:1
Contrast with white12.79:1WCAG normal text: AAA
Contrast with black1.64:1WCAG normal text: Fail
Greyscale equivalent#2E2E2E
Inverted#F2CCA4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1F365Dno red cones; affects about 1% of men; ΔE 3.1 from the original
Deuteranopia#122F5Ano green cones; the most common form, about 1% of men; ΔE 3.6 from the original
Tritanopia#003D42no blue cones; rare, and affects men and women equally; ΔE 27.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.79:1WCAG large text: AAA
Contrast with black, large text1.64:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 28.8Dark slate grey · ΔE 30.1Steel blue · ΔE 32.7Black · ΔE 34.8Midnight blue · ΔE 36.3Dim grey · ΔE 36.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 28.78, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5B350D
Analogous#0D5A5B, #0E0D5B
Triadic#5B0D33, #335B0D
Split complementary#5B0E0D, #5A5B0D
Tetradic#5B0D5A, #5B350D, #0D5B0E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4E98E6
Lighter +30%#227EDF
Lighter +20%#1A65B4
Lighter +10%#134C88
Darker −10%#071A2E
Darker −20%#000102
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003368
Less saturated −25%#1A334E

Channel breakdown

R13
G51
B91
Red13 (5.1%)
Green51 (20%)
Blue91 (35.7%)
Hue210.77°
Saturation (HSL)75%
Lightness20.39%
Dominant channelBlue
Hex per channelR 0D · G 33 · B 5B

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Every value on this page was computed from “0d335b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.