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Recognised as Colour

#02313D

  • #02313D
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#02313D is a cyan with RGB values 2, 49, 61 and HSL 192°, 94%, 12%. It is a dark colour, so white text on it reaches 13.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#02313D#02313D
HEX#02313D
RGBrgb(2, 49, 61)
RGB (0–1)0.0078, 0.1922, 0.2392
RGB percentages0.8%, 19.2%, 23.9%
HSLhsl(192.2, 93.7%, 12.4%)
HSV / HSBhsv(192.2, 96.7%, 23.9%)
CMYK96.7%, 19.7%, 0%, 76.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer143,677
CSS custom property--colour: #02313D;

Brightness & contrast

Relative luminance0.02546WCAG 2.x, 0 is black and 1 is white
Perceived brightness42.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.91:1
Contrast with white13.91:1WCAG normal text: AAA
Contrast with black1.51:1WCAG normal text: Fail
Greyscale equivalent#282828
Inverted#FDCEC2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2A2F3Eno red cones; affects about 1% of men; ΔE 12.1 from the original
Deuteranopia#222A3Dno green cones; the most common form, about 1% of men; ΔE 12.4 from the original
Tritanopia#003535no blue cones; rare, and affects men and women equally; ΔE 9.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.91:1WCAG large text: AAA
Contrast with black, large text1.51:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 15.5Black · ΔE 23.8Dim grey · ΔE 30.5Slate grey · ΔE 35.6Teal · ΔE 35.8Light slate grey · ΔE 38.6
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 15.54, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3D0E02
Analogous#023D2C, #02133D
Triadic#3D0231, #313D02
Split complementary#3D0213, #3D2B02
Tetradic#2C023D, #3D0E02, #143D02

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#14C9F7
Lighter +30%#07A8D1
Lighter +20%#0580A0
Lighter +10%#04596E
Darker −10%#00090C
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00323F
Less saturated −25%#0A2C35

Channel breakdown

R2
G49
B61
Red2 (0.8%)
Green49 (19.2%)
Blue61 (23.9%)
Hue192.2°
Saturation (HSL)93.65%
Lightness12.35%
Dominant channelBlue
Hex per channelR 02 · G 31 · B 3D

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Every value on this page was computed from “02313d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.