Nerdulator> put something in

Recognised as Colour

#646E6D

  • #646E6D
  • Grey
  • Dark
  • Nearest: Dim grey

#646E6D is a grey with RGB values 100, 110, 109 and HSL 174°, 5%, 41%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Dim grey.

Colour values

#646E6D#646E6D
HEX#646E6D
RGBrgb(100, 110, 109)
RGB (0–1)0.3922, 0.4314, 0.4275
RGB percentages39.2%, 43.1%, 42.7%
HSLhsl(174, 4.8%, 41.2%)
HSV / HSBhsv(174, 9.1%, 43.1%)
CMYK9.1%, 0%, 0.9%, 56.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,581,869
CSS custom property--colour: #646E6D;

Brightness & contrast

Relative luminance0.14965WCAG 2.x, 0 is black and 1 is white
Perceived brightness107 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.26:1
Contrast with white5.26:1WCAG normal text: AA
Contrast with black3.99:1WCAG normal text: Fail
Greyscale equivalent#6C6C6C
Inverted#9B9192

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6D6D6Dno red cones; affects about 1% of men; ΔE 4.1 from the original
Deuteranopia#6B6B6Dno green cones; the most common form, about 1% of men; ΔE 4.4 from the original
Tritanopia#616F6Eno blue cones; rare, and affects men and women equally; ΔE 1.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.26:1WCAG large text: AAA
Contrast with black, large text3.99:1WCAG large text: AA

Named colours

Dim grey · ΔE 4.2Gray · ΔE 9Slate grey · ΔE 12.4Light slate grey · ΔE 14.7Dark slate grey · ΔE 16.6Cadetblue · ΔE 23.1
Nearest named CSS colourDim grey (#696969)ΔE 4.23, a close match
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6E6465
Analogous#646E68, #646A6E
Triadic#6D646E, #6E6D64
Split complementary#6E646A, #6E6864
Tetradic#68646E, #6E6465, #6A6E64

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CDD1D1
Lighter +30%#B2B9B8
Lighter +20%#97A1A0
Lighter +10%#7D8887
Darker −10%#4C5353
Darker −20%#333938
Darker −30%#1B1E1E
Darker −40%#030303
More saturated +25%#4A8882
Less saturated −25%#696969

Channel breakdown

R100
G110
B109
Red100 (39.2%)
Green110 (43.1%)
Blue109 (42.7%)
Hue174°
Saturation (HSL)4.76%
Lightness41.18%
Dominant channelGreen
Hex per channelR 64 · G 6E · B 6D

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 “646e6d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.