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Colour

#2A233A

  • #2A233A
  • Violet
  • Dark
  • Nearest: Black

#2A233A is a violet with RGB values 42, 35, 58 and HSL 258°, 25%, 18%. It is a dark colour, so white text on it reaches 15:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#2A233A#2A233A
HEX#2A233A
RGBrgb(42, 35, 58)
RGB (0–1)0.1647, 0.1373, 0.2275
RGB percentages16.5%, 13.7%, 22.7%
HSLhsl(258.3, 24.7%, 18.2%)
HSV / HSBhsv(258.3, 39.7%, 22.7%)
CMYK27.6%, 39.7%, 0%, 77.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,761,530
CSS custom property--colour: #2A233A;

Brightness & contrast

Relative luminance0.02WCAG 2.x, 0 is black and 1 is white
Perceived brightness40.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15:1
Contrast with white15:1WCAG normal text: AAA
Contrast with black1.4:1WCAG normal text: Fail
Greyscale equivalent#262626
Inverted#D5DCC5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1D273Bno red cones; affects about 1% of men; ΔE 7.2 from the original
Deuteranopia#1E2639no green cones; the most common form, about 1% of men; ΔE 6.8 from the original
Tritanopia#27272Bno blue cones; rare, and affects men and women equally; ΔE 13.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15:1WCAG large text: AAA
Contrast with black, large text1.4:1WCAG large text: Fail

Named colours

Black · ΔE 22.6Dark slate grey · ΔE 28.1Dim grey · ΔE 33.3Dark slateblue · ΔE 36.4Slate grey · ΔE 39.2Gray · ΔE 41.5
Nearest named CSS colourBlack (#000000)ΔE 22.64, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#333A23
Analogous#23283A, #35233A
Triadic#3A2A23, #233A2A
Split complementary#3A3523, #283A23
Tetradic#3A2328, #333A23, #233A35

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8A7AAF
Lighter +30%#6F5D99
Lighter +20%#58497A
Lighter +10%#41365A
Darker −10%#13101A
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#251746
Less saturated −25%#2F2F2F

Channel breakdown

R42
G35
B58
Red42 (16.5%)
Green35 (13.7%)
Blue58 (22.7%)
Hue258.26°
Saturation (HSL)24.73%
Lightness18.24%
Dominant channelBlue
Hex per channelR 2A · G 23 · B 3A

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Every value on this page was computed from “2a233a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.