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Recognised as Colour

#2A245C

  • #2A245C
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2A245C is a blue with RGB values 42, 36, 92 and HSL 246°, 44%, 25%. It is a dark colour, so white text on it reaches 14:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2A245C#2A245C
HEX#2A245C
RGBrgb(42, 36, 92)
RGB (0–1)0.1647, 0.1412, 0.3608
RGB percentages16.5%, 14.1%, 36.1%
HSLhsl(246.4, 43.8%, 25.1%)
HSV / HSBhsv(246.4, 60.9%, 36.1%)
CMYK54.3%, 60.9%, 0%, 63.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,761,820
CSS custom property--colour: #2A245C;

Brightness & contrast

Relative luminance0.02527WCAG 2.x, 0 is black and 1 is white
Perceived brightness47.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.95:1
Contrast with white13.95:1WCAG normal text: AAA
Contrast with black1.51:1WCAG normal text: Fail
Greyscale equivalent#292929
Inverted#D5DBA3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#012E5Eno red cones; affects about 1% of men; ΔE 13 from the original
Deuteranopia#002A5Bno green cones; the most common form, about 1% of men; ΔE 11.5 from the original
Tritanopia#17313Cno blue cones; rare, and affects men and women equally; ΔE 34.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.95:1WCAG large text: AAA
Contrast with black, large text1.51:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 17Midnight blue · ΔE 20.6Rebecca purple · ΔE 30.9Indigo · ΔE 37.9Slate blue · ΔE 40.4Purple · ΔE 40.9
Nearest named CSS colourDark slateblue (#483D8B)ΔE 16.95, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#565C24
Analogous#243A5C, #46245C
Triadic#5C2A24, #245C2A
Split complementary#5C4624, #3A5C24
Tetradic#5C243A, #565C24, #245C46

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#877FCD
Lighter +30%#655ABF
Lighter +20%#4B41A5
Lighter +10%#3B3281
Darker −10%#191637
Darker −20%#090713
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1D146C
Less saturated −25%#37344C

Channel breakdown

R42
G36
B92
Red42 (16.5%)
Green36 (14.1%)
Blue92 (36.1%)
Hue246.43°
Saturation (HSL)43.75%
Lightness25.1%
Dominant channelBlue
Hex per channelR 2A · G 24 · B 5C

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Every value on this page was computed from “2a245c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.