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Recognised as Colour

#19335C

  • #19335C
  • Blue
  • Dark
  • Nearest: Dark slateblue

#19335C is a blue with RGB values 25, 51, 92 and HSL 217°, 57%, 23%. It is a dark colour, so white text on it reaches 12.6:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#19335C#19335C
HEX#19335C
RGBrgb(25, 51, 92)
RGB (0–1)0.098, 0.2, 0.3608
RGB percentages9.8%, 20%, 36.1%
HSLhsl(216.7, 57.3%, 22.9%)
HSV / HSBhsv(216.7, 72.8%, 36.1%)
CMYK72.8%, 44.6%, 0%, 63.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,651,548
CSS custom property--colour: #19335C;

Brightness & contrast

Relative luminance0.03347WCAG 2.x, 0 is black and 1 is white
Perceived brightness51.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.58:1
Contrast with white12.58:1WCAG normal text: AAA
Contrast with black1.67:1WCAG normal text: Fail
Greyscale equivalent#303030
Inverted#E6CCA3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#20375Eno red cones; affects about 1% of men; ΔE 2.4 from the original
Deuteranopia#15305Bno green cones; the most common form, about 1% of men; ΔE 2.1 from the original
Tritanopia#003C43no blue cones; rare, and affects men and women equally; ΔE 27 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.58:1WCAG large text: AAA
Contrast with black, large text1.67:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 26.9Dark slate grey · ΔE 31Steel blue · ΔE 32.9Midnight blue · ΔE 34.7Black · ΔE 35.3Dim grey · ΔE 36.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 26.93, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5C4219
Analogous#19555C, #20195C
Triadic#5C1933, #335C19
Split complementary#5C2119, #545C19
Tetradic#5C1955, #5C4219, #195C21

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6A94D7
Lighter +30%#4278CC
Lighter +20%#2F5FAC
Lighter +10%#244984
Darker −10%#0E1D34
Darker −20%#03070C
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0A306B
Less saturated −25%#28364D

Channel breakdown

R25
G51
B92
Red25 (9.8%)
Green51 (20%)
Blue92 (36.1%)
Hue216.72°
Saturation (HSL)57.26%
Lightness22.94%
Dominant channelBlue
Hex per channelR 19 · G 33 · B 5C

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Every value on this page was computed from “19335c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.