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Recognised as Colour

#2A345E

  • #2A345E
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2A345E is a blue with RGB values 42, 52, 94 and HSL 228°, 38%, 27%. It is a dark colour, so white text on it reaches 12:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2A345E#2A345E
HEX#2A345E
RGBrgb(42, 52, 94)
RGB (0–1)0.1647, 0.2039, 0.3686
RGB percentages16.5%, 20.4%, 36.9%
HSLhsl(228.5, 38.2%, 26.7%)
HSV / HSBhsv(228.5, 55.3%, 36.9%)
CMYK55.3%, 44.7%, 0%, 63.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,765,918
CSS custom property--colour: #2A345E;

Brightness & contrast

Relative luminance0.03756WCAG 2.x, 0 is black and 1 is white
Perceived brightness55.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.99:1
Contrast with white11.99:1WCAG normal text: AAA
Contrast with black1.75:1WCAG normal text: Fail
Greyscale equivalent#353535
Inverted#D5CBA1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#233960no red cones; affects about 1% of men; ΔE 4.7 from the original
Deuteranopia#1D345Dno green cones; the most common form, about 1% of men; ΔE 3.6 from the original
Tritanopia#133D44no blue cones; rare, and affects men and women equally; ΔE 27.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.99:1WCAG large text: AAA
Contrast with black, large text1.75:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 24.2Dark slate grey · ΔE 32.1Midnight blue · ΔE 32.9Steel blue · ΔE 33Dim grey · ΔE 35.4Slate grey · ΔE 35.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 24.24, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5E542A
Analogous#2A4E5E, #3A2A5E
Triadic#5E2A34, #345E2A
Split complementary#5E3A2A, #4E5E2A
Tetradic#5E2A4E, #5E542A, #2A5E3A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8A96CB
Lighter +30%#6677BB
Lighter +20%#4A5BA5
Lighter +10%#3A4881
Darker −10%#1A213B
Darker −20%#0B0D18
Darker −30%#000000
Darker −40%#000000
More saturated +25%#192A6F
Less saturated −25%#3B3E4D

Channel breakdown

R42
G52
B94
Red42 (16.5%)
Green52 (20.4%)
Blue94 (36.9%)
Hue228.46°
Saturation (HSL)38.24%
Lightness26.67%
Dominant channelBlue
Hex per channelR 2A · G 34 · B 5E

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Every value on this page was computed from “2a345e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.