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Colour

#2A245F

  • #2A245F
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2A245F is a blue with RGB values 42, 36, 95 and HSL 246°, 45%, 26%. It is a dark colour, so white text on it reaches 13.9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2A245F#2A245F
HEX#2A245F
RGBrgb(42, 36, 95)
RGB (0–1)0.1647, 0.1412, 0.3725
RGB percentages16.5%, 14.1%, 37.3%
HSLhsl(246.1, 45%, 25.7%)
HSV / HSBhsv(246.1, 62.1%, 37.3%)
CMYK55.8%, 62.1%, 0%, 62.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,761,823
CSS custom property--colour: #2A245F;

Brightness & contrast

Relative luminance0.0258WCAG 2.x, 0 is black and 1 is white
Perceived brightness48.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.85:1
Contrast with white13.85:1WCAG normal text: AAA
Contrast with black1.52:1WCAG normal text: Fail
Greyscale equivalent#2A2A2A
Inverted#D5DBA0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002F61no red cones; affects about 1% of men; ΔE 13.6 from the original
Deuteranopia#002B5Eno green cones; the most common form, about 1% of men; ΔE 11.9 from the original
Tritanopia#15323Dno blue cones; rare, and affects men and women equally; ΔE 37 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.85:1WCAG large text: AAA
Contrast with black, large text1.52:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 15.6Midnight blue · ΔE 18.7Rebecca purple · ΔE 29.3Indigo · ΔE 36.1Slate blue · ΔE 38.8Purple · ΔE 39.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 15.57, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#595F24
Analogous#243B5F, #48245F
Triadic#5F2A24, #245F2A
Split complementary#5F4824, #3B5F24
Tetradic#5F243B, #595F24, #245F48

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8880CF
Lighter +30%#655BC1
Lighter +20%#4B40A9
Lighter +10%#3A3284
Darker −10%#1A163A
Darker −20%#090815
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1D146F
Less saturated −25%#37344F

Channel breakdown

R42
G36
B95
Red42 (16.5%)
Green36 (14.1%)
Blue95 (37.3%)
Hue246.1°
Saturation (HSL)45.04%
Lightness25.69%
Dominant channelBlue
Hex per channelR 2A · G 24 · B 5F

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Every value on this page was computed from “2a245f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.