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Recognised as Colour

#383F44

  • #383F44
  • Blue
  • Dark
  • Nearest: Dark slate grey

#383F44 is a blue with RGB values 56, 63, 68 and HSL 205°, 10%, 24%. It is a dark colour, so white text on it reaches 10.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#383F44#383F44
HEX#383F44
RGBrgb(56, 63, 68)
RGB (0–1)0.2196, 0.2471, 0.2667
RGB percentages22%, 24.7%, 26.7%
HSLhsl(205, 9.7%, 24.3%)
HSV / HSBhsv(205, 17.6%, 26.7%)
CMYK17.6%, 7.4%, 0%, 73.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,686,212
CSS custom property--colour: #383F44;

Brightness & contrast

Relative luminance0.04813WCAG 2.x, 0 is black and 1 is white
Perceived brightness61.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.7:1
Contrast with white10.7:1WCAG normal text: AAA
Contrast with black1.96:1WCAG normal text: Fail
Greyscale equivalent#3E3E3E
Inverted#C7C0BB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3D3F44no red cones; affects about 1% of men; ΔE 2.2 from the original
Deuteranopia#3B3D44no green cones; the most common form, about 1% of men; ΔE 2.6 from the original
Tritanopia#354041no blue cones; rare, and affects men and women equally; ΔE 3.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.7:1WCAG large text: AAA
Contrast with black, large text1.96:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 11.3Dim grey · ΔE 18.7Black · ΔE 26.6Slate grey · ΔE 27.4Gray · ΔE 27.7Light slate grey · ΔE 30.6
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 11.28, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#443D38
Analogous#384443, #383944
Triadic#44383F, #3F4438
Split complementary#443839, #444338
Tetradic#433844, #443D38, #394438

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9BA5AD
Lighter +30%#7F8C96
Lighter +20%#66737C
Lighter +10%#4F5960
Darker −10%#212528
Darker −20%#0A0B0C
Darker −30%#000000
Darker −40%#000000
More saturated +25%#294254
Less saturated −25%#3E3E3E

Channel breakdown

R56
G63
B68
Red56 (22%)
Green63 (24.7%)
Blue68 (26.7%)
Hue205°
Saturation (HSL)9.68%
Lightness24.31%
Dominant channelBlue
Hex per channelR 38 · G 3F · B 44

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Every value on this page was computed from “383f44” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.