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Recognised as Colour

#0D3F3B

  • #0D3F3B
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#0D3F3B is a cyan with RGB values 13, 63, 59 and HSL 175°, 66%, 15%. It is a dark colour, so white text on it reaches 11.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#0D3F3B#0D3F3B
HEX#0D3F3B
RGBrgb(13, 63, 59)
RGB (0–1)0.051, 0.2471, 0.2314
RGB percentages5.1%, 24.7%, 23.1%
HSLhsl(175.2, 65.8%, 14.9%)
HSV / HSBhsv(175.2, 79.4%, 24.7%)
CMYK79.4%, 0%, 6.3%, 75.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer868,155
CSS custom property--colour: #0D3F3B;

Brightness & contrast

Relative luminance0.03956WCAG 2.x, 0 is black and 1 is white
Perceived brightness52.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.72:1
Contrast with white11.72:1WCAG normal text: AAA
Contrast with black1.79:1WCAG normal text: Fail
Greyscale equivalent#343434
Inverted#F2C0C4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3B3B3Bno red cones; affects about 1% of men; ΔE 17.4 from the original
Deuteranopia#34363Cno green cones; the most common form, about 1% of men; ΔE 17.9 from the original
Tritanopia#00413Eno blue cones; rare, and affects men and women equally; ΔE 2.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.72:1WCAG large text: AAA
Contrast with black, large text1.79:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 9.6Dim grey · ΔE 27.2Teal · ΔE 28Black · ΔE 29.2Dark cyan · ΔE 32.4Slate grey · ΔE 34
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 9.58, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3F0D11
Analogous#0D3F22, #0D2A3F
Triadic#3B0D3F, #3F3B0D
Split complementary#3F0D2A, #3F220D
Tetradic#220D3F, #3F0D11, #2A3F0D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#40D8CC
Lighter +30%#27BEB2
Lighter +20%#1E948A
Lighter +10%#166963
Darker −10%#041513
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#034943
Less saturated −25%#163533

Channel breakdown

R13
G63
B59
Red13 (5.1%)
Green63 (24.7%)
Blue59 (23.1%)
Hue175.2°
Saturation (HSL)65.79%
Lightness14.9%
Dominant channelGreen
Hex per channelR 0D · G 3F · B 3B

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Every value on this page was computed from “0d3f3b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.