Nerdulator> put something in

Colour

#3A3D47

  • #3A3D47
  • Blue
  • Dark
  • Nearest: Dark slate grey

#3A3D47 is a blue with RGB values 58, 61, 71 and HSL 226°, 10%, 25%. It is a dark colour, so white text on it reaches 10.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#3A3D47#3A3D47
HEX#3A3D47
RGBrgb(58, 61, 71)
RGB (0–1)0.2275, 0.2392, 0.2784
RGB percentages22.7%, 23.9%, 27.8%
HSLhsl(226.2, 10.1%, 25.3%)
HSV / HSBhsv(226.2, 18.3%, 27.8%)
CMYK18.3%, 14.1%, 0%, 72.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,816,775
CSS custom property--colour: #3A3D47;

Brightness & contrast

Relative luminance0.04692WCAG 2.x, 0 is black and 1 is white
Perceived brightness61.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.83:1
Contrast with white10.83:1WCAG normal text: AAA
Contrast with black1.94:1WCAG normal text: Fail
Greyscale equivalent#3D3D3D
Inverted#C5C2B8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3A3E47no red cones; affects about 1% of men; ΔE 0.9 from the original
Deuteranopia#393D47no green cones; the most common form, about 1% of men; ΔE 0.4 from the original
Tritanopia#373F40no blue cones; rare, and affects men and women equally; ΔE 6.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.83:1WCAG large text: AAA
Contrast with black, large text1.94:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 14.3Dim grey · ΔE 19.7Black · ΔE 26.7Slate grey · ΔE 27.5Gray · ΔE 28.5Light slate grey · ΔE 30.6
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 14.31, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#47443A
Analogous#3A4447, #3E3A47
Triadic#473A3D, #3D473A
Split complementary#473E3A, #43473A
Tetradic#473A43, #47443A, #3A473E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9EA2AF
Lighter +30%#828798
Lighter +20%#686D7F
Lighter +10%#515563
Darker −10%#23252B
Darker −20%#0C0D0F
Darker −30%#000000
Darker −40%#000000
More saturated +25%#2A3457
Less saturated −25%#414141

Channel breakdown

R58
G61
B71
Red58 (22.7%)
Green61 (23.9%)
Blue71 (27.8%)
Hue226.15°
Saturation (HSL)10.08%
Lightness25.29%
Dominant channelBlue
Hex per channelR 3A · G 3D · B 47

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “3a3d47” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.