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Recognised as Colour

#3C4B65

  • #3C4B65
  • Blue
  • Dark
  • Nearest: Dark slate grey

#3C4B65 is a blue with RGB values 60, 75, 101 and HSL 218°, 25%, 32%. It is a dark colour, so white text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#3C4B65#3C4B65
HEX#3C4B65
RGBrgb(60, 75, 101)
RGB (0–1)0.2353, 0.2941, 0.3961
RGB percentages23.5%, 29.4%, 39.6%
HSLhsl(218, 25.5%, 31.6%)
HSV / HSBhsv(218, 40.6%, 39.6%)
CMYK40.6%, 25.7%, 0%, 60.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,951,461
CSS custom property--colour: #3C4B65;

Brightness & contrast

Relative luminance0.06932WCAG 2.x, 0 is black and 1 is white
Perceived brightness74.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.8:1
Contrast with white8.8:1WCAG normal text: AAA
Contrast with black2.39:1WCAG normal text: Fail
Greyscale equivalent#4A4A4A
Inverted#C3B49A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#424D66no red cones; affects about 1% of men; ΔE 1.8 from the original
Deuteranopia#3E4964no green cones; the most common form, about 1% of men; ΔE 1.7 from the original
Tritanopia#2F5054no blue cones; rare, and affects men and women equally; ΔE 16.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.8:1WCAG large text: AAA
Contrast with black, large text2.39:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 18.7Dim grey · ΔE 21.4Slate grey · ΔE 22.4Light slate grey · ΔE 25.3Steel blue · ΔE 26.3Gray · ΔE 27.8
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 18.74, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#65563C
Analogous#3C6065, #413C65
Triadic#653C4B, #4B653C
Split complementary#65413C, #60653C
Tetradic#653C60, #65563C, #3C6541

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A4B2C9
Lighter +30%#8496B6
Lighter +20%#647BA3
Lighter +10%#4F6385
Darker −10%#293345
Darker −20%#161B25
Darker −30%#030405
Darker −40%#000000
More saturated +25%#284679
Less saturated −25%#505051

Channel breakdown

R60
G75
B101
Red60 (23.5%)
Green75 (29.4%)
Blue101 (39.6%)
Hue218.05°
Saturation (HSL)25.47%
Lightness31.57%
Dominant channelBlue
Hex per channelR 3C · G 4B · B 65

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Every value on this page was computed from “3c4b65” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.