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Recognised as Colour

#2B296E

  • #2B296E
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2B296E is a blue with RGB values 43, 41, 110 and HSL 242°, 46%, 30%. It is a dark colour, so white text on it reaches 12.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2B296E#2B296E
HEX#2B296E
RGBrgb(43, 41, 110)
RGB (0–1)0.1686, 0.1608, 0.4314
RGB percentages16.9%, 16.1%, 43.1%
HSLhsl(241.7, 45.7%, 29.6%)
HSV / HSBhsv(241.7, 62.7%, 43.1%)
CMYK60.9%, 62.7%, 0%, 56.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,828,654
CSS custom property--colour: #2B296E;

Brightness & contrast

Relative luminance0.03225WCAG 2.x, 0 is black and 1 is white
Perceived brightness54 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.77:1
Contrast with white12.77:1WCAG normal text: AAA
Contrast with black1.65:1WCAG normal text: Fail
Greyscale equivalent#2E2E2E
Inverted#D4D691

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003570no red cones; affects about 1% of men; ΔE 13.4 from the original
Deuteranopia#00306Dno green cones; the most common form, about 1% of men; ΔE 10.9 from the original
Tritanopia#023A47no blue cones; rare, and affects men and women equally; ΔE 43.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.77:1WCAG large text: AAA
Contrast with black, large text1.65:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 10.6Midnight blue · ΔE 13.9Rebecca purple · ΔE 24.2Indigo · ΔE 31.6Slate blue · ΔE 32.9Navy · ΔE 35.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 10.56, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6C6E29
Analogous#294A6E, #4E296E
Triadic#6E2B29, #296E2B
Split complementary#6E4E29, #496E29
Tetradic#6E294A, #6C6E29, #296E4E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#908ED5
Lighter +30%#6C69C7
Lighter +20%#4845B8
Lighter +10%#3A3793
Darker −10%#1C1B49
Darker −20%#0E0D24
Darker −30%#000000
Darker −40%#000000
More saturated +25%#191681
Less saturated −25%#3D3C5B

Channel breakdown

R43
G41
B110
Red43 (16.9%)
Green41 (16.1%)
Blue110 (43.1%)
Hue241.74°
Saturation (HSL)45.7%
Lightness29.61%
Dominant channelBlue
Hex per channelR 2B · G 29 · B 6E

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Every value on this page was computed from “2b296e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.