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Recognised as Colour

#19245A

  • #19245A
  • Blue
  • Dark
  • Nearest: Dark slateblue

#19245A is a blue with RGB values 25, 36, 90 and HSL 230°, 57%, 23%. It is a dark colour, so white text on it reaches 14.6:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#19245A#19245A
HEX#19245A
RGBrgb(25, 36, 90)
RGB (0–1)0.098, 0.1412, 0.3529
RGB percentages9.8%, 14.1%, 35.3%
HSLhsl(229.8, 56.5%, 22.5%)
HSV / HSBhsv(229.8, 72.2%, 35.3%)
CMYK72.2%, 60%, 0%, 64.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,647,706
CSS custom property--colour: #19245A;

Brightness & contrast

Relative luminance0.02207WCAG 2.x, 0 is black and 1 is white
Perceived brightness43.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.57:1
Contrast with white14.57:1WCAG normal text: AAA
Contrast with black1.44:1WCAG normal text: Fail
Greyscale equivalent#262626
Inverted#E6DBA5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002C5Cno red cones; affects about 1% of men; ΔE 8.5 from the original
Deuteranopia#002659no green cones; the most common form, about 1% of men; ΔE 5.1 from the original
Tritanopia#00313Bno blue cones; rare, and affects men and women equally; ΔE 35.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.57:1WCAG large text: AAA
Contrast with black, large text1.44:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 19.5Midnight blue · ΔE 22.5Rebecca purple · ΔE 34.4Black · ΔE 40.9Steel blue · ΔE 41Indigo · ΔE 41.1
Nearest named CSS colourDark slateblue (#483D8B)ΔE 19.48, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5A4F19
Analogous#19455A, #2E195A
Triadic#5A1924, #245A19
Split complementary#5A2F19, #445A19
Tetradic#5A1945, #5A4F19, #195A2F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6A7CD5
Lighter +30%#4259CA
Lighter +20%#2F44AA
Lighter +10%#243482
Darker −10%#0E1432
Darker −20%#03040A
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0B1A68
Less saturated −25%#272E4C

Channel breakdown

R25
G36
B90
Red25 (9.8%)
Green36 (14.1%)
Blue90 (35.3%)
Hue229.85°
Saturation (HSL)56.52%
Lightness22.55%
Dominant channelBlue
Hex per channelR 19 · G 24 · B 5A

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Every value on this page was computed from “19245a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.