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Recognised as Colour

#315B5E

  • #315B5E
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#315B5E is a cyan with RGB values 49, 91, 94 and HSL 184°, 31%, 28%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#315B5E#315B5E
HEX#315B5E
RGBrgb(49, 91, 94)
RGB (0–1)0.1922, 0.3569, 0.3686
RGB percentages19.2%, 35.7%, 36.9%
HSLhsl(184, 31.5%, 28%)
HSV / HSBhsv(184, 47.9%, 36.9%)
CMYK47.9%, 3.2%, 0%, 63.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,234,654
CSS custom property--colour: #315B5E;

Brightness & contrast

Relative luminance0.08943WCAG 2.x, 0 is black and 1 is white
Perceived brightness81.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.53:1
Contrast with white7.53:1WCAG normal text: AAA
Contrast with black2.79:1WCAG normal text: Fail
Greyscale equivalent#525252
Inverted#CEA4A1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#55585Eno red cones; affects about 1% of men; ΔE 14.2 from the original
Deuteranopia#4E525Eno green cones; the most common form, about 1% of men; ΔE 15 from the original
Tritanopia#1A5E5Cno blue cones; rare, and affects men and women equally; ΔE 7.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.53:1WCAG large text: AAA
Contrast with black, large text2.79:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 5.7Dim grey · ΔE 17.4Teal · ΔE 19.7Slate grey · ΔE 21Gray · ΔE 23.3Light slate grey · ΔE 23.6
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 5.66, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5E3431
Analogous#315E4B, #31445E
Triadic#5E315B, #5B5E31
Split complementary#5E3145, #5E4A31
Tetradic#4A315E, #5E3431, #455E31

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#94C4C7
Lighter +30%#72B1B6
Lighter +20%#549CA1
Lighter +10%#427B80
Darker −10%#203B3C
Darker −20%#0E1A1B
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1F6A70
Less saturated −25%#434C4C

Channel breakdown

R49
G91
B94
Red49 (19.2%)
Green91 (35.7%)
Blue94 (36.9%)
Hue184°
Saturation (HSL)31.47%
Lightness28.04%
Dominant channelBlue
Hex per channelR 31 · G 5B · B 5E

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Every value on this page was computed from “315b5e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.