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Colour

#19192B

  • #19192B
  • Blue
  • Dark
  • Nearest: Black

#19192B is a blue with RGB values 25, 25, 43 and HSL 240°, 26%, 13%. It is a dark colour, so white text on it reaches 17.3:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#19192B#19192B
HEX#19192B
RGBrgb(25, 25, 43)
RGB (0–1)0.098, 0.098, 0.1686
RGB percentages9.8%, 9.8%, 16.9%
HSLhsl(240, 26.5%, 13.3%)
HSV / HSBhsv(240, 41.9%, 16.9%)
CMYK41.9%, 41.9%, 0%, 83.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,644,843
CSS custom property--colour: #19192B;

Brightness & contrast

Relative luminance0.01076WCAG 2.x, 0 is black and 1 is white
Perceived brightness27.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.28:1
Contrast with white17.28:1WCAG normal text: AAA
Contrast with black1.22:1WCAG normal text: Fail
Greyscale equivalent#1A1A1A
Inverted#E6E6D4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#141B2Cno red cones; affects about 1% of men; ΔE 3 from the original
Deuteranopia#131A2Bno green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#141C20no blue cones; rare, and affects men and women equally; ΔE 11.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.28:1WCAG large text: AAA
Contrast with black, large text1.22:1WCAG large text: Fail

Named colours

Black · ΔE 16.5Dark slate grey · ΔE 28.9Dim grey · ΔE 37.3Dark slateblue · ΔE 42Slate grey · ΔE 43.9Gray · ΔE 46
Nearest named CSS colourBlack (#000000)ΔE 16.45, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2B2B19
Analogous#19222B, #22192B
Triadic#2B1919, #192B19
Split complementary#2B2219, #222B19
Tetradic#2B1922, #2B2B19, #192B22

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6868A8
Lighter +30%#51518C
Lighter +20%#3F3F6C
Lighter +10%#2C2C4B
Darker −10%#06060B
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#101034
Less saturated −25%#212123

Channel breakdown

R25
G25
B43
Red25 (9.8%)
Green25 (9.8%)
Blue43 (16.9%)
Hue240°
Saturation (HSL)26.47%
Lightness13.33%
Dominant channelBlue
Hex per channelR 19 · G 19 · B 2B

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Every value on this page was computed from “19192b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.